{ "domain": "www.cdc.gov", "week": "2026-W29", "generatedAt": "2026-07-24T13:07:18.114Z", "reports": [ { "instance_id": "VS-68a802f2", "pattern_id": "VS-179ad9b3", "a11y_pattern_fingerprint": "a85f7841d6d258839aa49175b3807f2b26f2d9c09aa5a9db308c9180f668c523", "a11y_pattern_display_id": "A11Y-PAT-A85F7841D6D2", "a11y_occurrence_fingerprint": "b6a6c4e1efef45eb773381d4ec46e29d57b949e5c82344edc47531c966c2313b", "a11y_occurrence_display_id": "A11Y-OCC-B6A6C4E1EFEF", "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "", "html_snippet": null, "wcag_sc": "2.5.8", "wcag_name": "Target Size (Minimum)", "wcag_level": "AA", "wcag_version": "2.2", "wcag_category": "WCAG 2.2 AA", "evidence_status": "automated-indicator", "rule_id": "sia-r113", "rule_label": "Target size is at least 24×24 CSS pixels or has spacing (Minimum)", "engine_key": "alfa", "tool": "Siteimprove Alfa", "rule_url": "https://alfa.siteimprove.com/rules/sia-r113", "severity": "Moderate", "frequency": { "instances": 5627, "pages_affected": 534, "total_pages_scanned": 3333 }, "likely_source": "template", "summary": "Target size is at least 24×24 CSS pixels or has spacing (Minimum) (WCAG 2.5.8)", "description": "Target size is at least 24×24 CSS pixels or has spacing (Minimum). Detected by Siteimprove Alfa rule sia-r113 on 534 of 3333 scanned pages (5627 instances).", "examples": [ { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "xpath": "", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "xpath": "", "html_snippet": null } ], "example_pages": [ "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6006a6.htm?s_cid=mm6006a6_w" ], "affected_pages": [ "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6006a6.htm?s_cid=mm6006a6_w", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00056485.htm", "https://www.cdc.gov/pcd/issues/2009/jan/07_0240.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6417a5.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6005a5.htm?s_cid=mm6005a5_w", "http://www.cdc.gov/pcd/issues/2009/jan/08_0009_fr.htm", "https://www.cdc.gov/nchs/hus/contents2019.htm?search=%2CState", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6142a1.htm?s_cid=mm6142a1_w", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6019md.htm?s_cid=mm6019md_w", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00001287.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6013md.htm?s_cid=mm6013md_w", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6004a9.htm?s_cid=mm6004a9_w", "http://www.cdc.gov/pcd/issues/2010/sep/10_0046.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/su5502a2.htm", "https://www.cdc.gov/nchs/products/databriefs/db360.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00045972.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6007a2.htm?s_cid=mm6007a2_w", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00016673.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00000621.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5644a6.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00000258.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5521a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6145a1.htm?s_cid=mm6145a1_w" ], "impact": { "groups": [ { "code": "LM", "group": "Limited manipulation/strength", "prevalence": 0.13, "percent": "13.0%", "estimatedExcluded": null }, { "code": "LR", "group": "Limited reach", "prevalence": 0.02, "percent": "2.0%", "estimatedExcluded": null }, { "code": "LV", "group": "Limited vision", "prevalence": 0.024, "percent": "2.4%", "estimatedExcluded": null } ], "summary": "Affects Limited manipulation/strength (13.0%), Limited reach (2.0%), Limited vision (2.4%)." }, "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm.", "Locate the element: ", "Confirm the Siteimprove Alfa finding for rule sia-r113 against WCAG 2.5.8 Target Size (Minimum)." ], "remediation_tip": null, "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r113", "obligation": "required", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W24", "last_seen": "2026-W29", "weeks_seen": 6, "affected_pages_csv": "csv/alfa__sia-r113.csv" }, { "instance_id": "VS-3fb7f564", "pattern_id": "VS-f7dba940", "a11y_pattern_fingerprint": "b20b60bb6a54a12d75372fa59ad97772717e2d294039b03929e1d6250765fef6", "a11y_pattern_display_id": "A11Y-PAT-B20B60BB6A54", "a11y_occurrence_fingerprint": "a9b8c04c69b65dc6d405507275e598d4f4994c952f6a2e6d4e5cca20ae71d03e", "a11y_occurrence_display_id": "A11Y-OCC-A9B8C04C69B6", "url": "https://www.cdc.gov/listeria/outbreaks/meat-and-poultry-products-11-24/index.html", "xpath": "Listeria Infection (Listeriosis)\">", "html_snippet": null, "wcag_sc": "2.5.3", "wcag_name": "Label in Name", "wcag_level": "A", "wcag_version": "2.1", "wcag_category": "WCAG 2.1 A", "evidence_status": "automated-indicator", "rule_id": "sia-r14", "rule_label": "Accessible name of link or button matches visible label", "engine_key": "alfa", "tool": "Siteimprove Alfa", "rule_url": "https://alfa.siteimprove.com/rules/sia-r14", "severity": "Moderate", "frequency": { "instances": 405, "pages_affected": 191, "total_pages_scanned": 3333 }, "likely_source": "template", "summary": "Accessible name of link or button matches visible label (WCAG 2.5.3)", "description": "Accessible name of link or button matches visible label. Detected by Siteimprove Alfa rule sia-r14 on 191 of 3333 scanned pages (405 instances).", "examples": [ { "url": "https://www.cdc.gov/listeria/outbreaks/meat-and-poultry-products-11-24/index.html", "xpath": "Listeria Infection (Listeriosis)\">", "html_snippet": null }, { "url": "https://www.cdc.gov/mold-health/communication-resources/shopping-list-for-cleaning-mold.html", "xpath": "", "html_snippet": null }, { "url": "https://www.cdc.gov/mycoplasma/php/surveillance/index.html", "xpath": "Mycoplasma pneumoniae Infection\">", "html_snippet": null }, { "url": "https://www.cdc.gov/hearing-loss-children/es/screening/pruebas-de-deteccion-de-perdida-auditiva.html", "xpath": "", "html_snippet": null }, { "url": "https://www.cdc.gov/hearing-loss-children/es/screening/pruebas-de-deteccion-de-perdida-auditiva.html", "xpath": "", "html_snippet": null } ], "example_pages": [ "https://www.cdc.gov/listeria/outbreaks/meat-and-poultry-products-11-24/index.html", "https://www.cdc.gov/mold-health/communication-resources/shopping-list-for-cleaning-mold.html", "https://www.cdc.gov/mycoplasma/php/surveillance/index.html" ], "affected_pages": [ "https://www.cdc.gov/listeria/outbreaks/meat-and-poultry-products-11-24/index.html", "https://www.cdc.gov/mold-health/communication-resources/shopping-list-for-cleaning-mold.html", "https://www.cdc.gov/mycoplasma/php/surveillance/index.html", "https://www.cdc.gov/hearing-loss-children/es/screening/pruebas-de-deteccion-de-perdida-auditiva.html", "https://www.cdc.gov/data-interoperability/php/mdn", "https://www.cdc.gov/united-states-cancer-statistics/publications/prostate-cancer-stat-bite.html", "https://www.cdc.gov/parainfluenza/hcp/clinical-overview/index.html", "https://www.cdc.gov/cervical-cancer/es/stories/jen.html", "https://www.cdc.gov/niosh/school-safety/program/supplements.html", "https://www.cdc.gov/bird-flu/communication-resources/put-on-ppe-high-exposure.html", "https://www.cdc.gov/overdose-prevention/es/reversing-overdose/revertir-la-sobredosis-de-opioides-para-prevenir-la-muerte.html", "https://www.cdc.gov/tobacco/campaign/tips/spanish/historias/tammy-w.html", "https://www.cdc.gov/cryptosporidium/es/prevention/index.html", "https://www.cdc.gov/hepatitis/hcp/populations-settings/peh.html", "https://www.cdc.gov/natural-disasters/communication-resources/flooding-and-mold-activity-book.html", "http://www.cdc.gov/tobacco/campaign/tips/spanish/historias/elizabeth-b.html", "https://www.cdc.gov/united-states-cancer-statistics/publications/colorectal-cancer-stat-bite.html", "https://www.cdc.gov/nchs/covid19/rands/reduced-access-to-care.htm", "https://www.cdc.gov/monkeypox/es/causes/index.html", "http://www.cdc.gov/chikungunya/hcp/vaccines/index.html", "https://www.cdc.gov/natural-disasters/communication-resources/preventing-diarrheal-illness-after-a-disaster-factsheet.html", "https://www.cdc.gov/diabetes/es/diabetes-complications/recuperacion-despues-de-la-amputacion.html", "http://www.cdc.gov/tobacco/campaign/tips/spanish/poblaciones/hispano-latino.html", "https://www.cdc.gov/environmental-exposure-report/whats-new/whats-new-archives.html", "https://www.cdc.gov/environmental-health-tracking/php/data-research/pesticide-exposure.html" ], "impact": { "groups": [ { "code": "WV", "group": "Without vision", "prevalence": 0.01, "percent": "1.0%", "estimatedExcluded": null }, { "code": "WS", "group": "Without speech", "prevalence": 0.005, "percent": "0.5%", "estimatedExcluded": null } ], "summary": "Affects Without vision (1.0%), Without speech (0.5%)." }, "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://www.cdc.gov/listeria/outbreaks/meat-and-poultry-products-11-24/index.html.", "Locate the element: Listeria Infection (Listeriosis)\">", "Confirm the Siteimprove Alfa finding for rule sia-r14 against WCAG 2.5.3 Label in Name." ], "remediation_tip": null, "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r14", "obligation": "required", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W24", "last_seen": "2026-W29", "weeks_seen": 6, "affected_pages_csv": "csv/alfa__sia-r14.csv" }, { "instance_id": "VS-2981e623", "pattern_id": "VS-9074b4dd", "a11y_pattern_fingerprint": "a63aeb2e943401209ab1a27548f4db2826919c02cf8213d2900e7cb35f61d431", "a11y_pattern_display_id": "A11Y-PAT-A63AEB2E9434", "a11y_occurrence_fingerprint": "087da30bd719ac9f9efd0bd0beb6cf35a4f62b09373c009fe040fe25f113c112", "a11y_occurrence_display_id": "A11Y-OCC-087DA30BD719", "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "td[rowspan=\"2\"][width=\"10\"]:nth-child(1) > img[alt=\" \"][width=\"10\"][src$=\"spacer.gif\"]", "html_snippet": "\"", "wcag_sc": "1.1.1", "wcag_name": "Non-text Content", "wcag_level": "A", "wcag_version": "2.0", "wcag_category": "WCAG 2.0 A", "evidence_status": "automated-indicator", "rule_id": "image-alt", "rule_label": "Images must have alternative text", "engine_key": "axe-core", "tool": "axe-core", "rule_url": "https://dequeuniversity.com/rules/axe/4.12/image-alt?application=axeAPI", "severity": "Critical", "frequency": { "instances": 6181, "pages_affected": 622, "total_pages_scanned": 3333 }, "likely_source": "template", "summary": "Images must have alternative text (WCAG 1.1.1)", "description": "Images must have alternative text. Detected by axe-core rule image-alt on 622 of 3333 scanned pages (6181 instances).", "examples": [ { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "td[rowspan=\"2\"][width=\"10\"]:nth-child(1) > img[alt=\" \"][width=\"10\"][src$=\"spacer.gif\"]", "html_snippet": "\"" }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "img[height=\"10\"][alt=\" \"][src$=\"spacer.gif\"]", "html_snippet": "\"" }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "td[rowspan=\"2\"][width=\"10\"]:nth-child(3) > img[alt=\" \"][width=\"10\"][src$=\"spacer.gif\"]", "html_snippet": "\"" }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "xpath": "td[rowspan=\"2\"][width=\"10\"]:nth-child(1) > img[alt=\" \"][width=\"10\"][src$=\"spacer.gif\"]", "html_snippet": "\"" }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "xpath": "img[height=\"10\"][alt=\" \"][src$=\"spacer.gif\"]", "html_snippet": "\"" } ], "example_pages": [ "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00056485.htm" ], "affected_pages": [ "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00056485.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00045578.htm", "https://www.cdc.gov/pcd/issues/2009/jan/07_0240.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm4937a6.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00020374.htm", "http://www.cdc.gov/pcd/issues/2009/jan/08_0009_fr.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm4913a3.htm", "https://www.cdc.gov/pcd/issues/2008/jan/06_0144_zht.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5528a9.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00001287.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5708md.htm", "https://www.cdc.gov/pcd/issues/2005/nov/05_0076_zhs.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00017905.htm", "http://www.cdc.gov/pcd/issues/2010/sep/10_0046.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00031512.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00001186.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/su5502a2.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00045972.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00016673.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00000621.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5644a6.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00000258.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5521a3.htm" ], "impact": { "groups": [ { "code": "WV", "group": "Without vision", "prevalence": 0.01, "percent": "1.0%", "estimatedExcluded": null }, { "code": "LV", "group": "Limited vision", "prevalence": 0.024, "percent": "2.4%", "estimatedExcluded": null }, { "code": "LCLA", "group": "Limited cognitive, language, or learning ability", "prevalence": 0.11, "percent": "11.0%", "estimatedExcluded": null } ], "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)." }, "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm.", "Locate the element: td[rowspan=\"2\"][width=\"10\"]:nth-child(1) > img[alt=\" \"][width=\"10\"][src$=\"spacer.gif\"]", "Confirm the axe-core finding for rule image-alt against WCAG 1.1.1 Non-text Content." ], "remediation_tip": "Give every a meaningful alt attribute. Use alt=\"\" only for decorative images so screen readers skip them.", "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/image-alt?application=axeAPI", "obligation": "required", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W24", "last_seen": "2026-W29", "weeks_seen": 6, "affected_pages_csv": "csv/axe-core__image-alt.csv" }, { "instance_id": "VS-27f783be", "pattern_id": "VS-a24eaa8c", "a11y_pattern_fingerprint": "08fcf4104776325c4249523ea3a19eb9da7511b09ae3fe405e100fb8fe2dfcd4", "a11y_pattern_display_id": "A11Y-PAT-08FCF4104776", "a11y_occurrence_fingerprint": "c57f436ffaab11f00cfac6cb560ff08b694883411a14e39030bc39f7a6ee465c", "a11y_occurrence_display_id": "A11Y-OCC-C57F436FFAAB", "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "\"", "html_snippet": null, "wcag_sc": "1.1.1", "wcag_name": "Non-text Content", "wcag_level": "A", "wcag_version": "2.0", "wcag_category": "WCAG 2.0 A", "evidence_status": "automated-indicator", "rule_id": "sia-r2", "rule_label": "Image has accessible name", "engine_key": "alfa", "tool": "Siteimprove Alfa", "rule_url": "https://alfa.siteimprove.com/rules/sia-r2", "severity": "Moderate", "frequency": { "instances": 2694, "pages_affected": 297, "total_pages_scanned": 3333 }, "likely_source": "template", "summary": "Image has accessible name (WCAG 1.1.1)", "description": "Image has accessible name. Detected by Siteimprove Alfa rule sia-r2 on 297 of 3333 scanned pages (2694 instances).", "examples": [ { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "\"", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "\"", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "xpath": "\"", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "xpath": "\"", "html_snippet": null }, { "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "xpath": "\"", "html_snippet": null } ], "example_pages": [ "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00056485.htm" ], "affected_pages": [ "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00056485.htm", "https://www.cdc.gov/pcd/issues/2009/jan/07_0240.htm", "http://www.cdc.gov/pcd/issues/2009/jan/08_0009_fr.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00001287.htm", "http://www.cdc.gov/pcd/issues/2010/sep/10_0046.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/su5502a2.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00045972.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00016673.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00000621.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5644a6.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/00000258.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5521a3.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/ss4907a1.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00031321.htm", "https://www.cdc.gov/pcd/issues/2009/jan/07_0199_zhs.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5843a7.htm", "https://www.cdc.gov/pcd/es/2010_may_toc.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00020061.htm", "https://www.cdc.gov/pcd/issues/2010/may/09_0123_es.htm", "http://www.cdc.gov/mmwr/preview/mmwrhtml/mm4824a2.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/00000569.htm", "http://www.cdc.gov/pcd/issues/2009/jan/08_0026_zhs.htm", "https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5744md.htm" ], "impact": { "groups": [ { "code": "WV", "group": "Without vision", "prevalence": 0.01, "percent": "1.0%", "estimatedExcluded": null }, { "code": "LV", "group": "Limited vision", "prevalence": 0.024, "percent": "2.4%", "estimatedExcluded": null }, { "code": "LCLA", "group": "Limited cognitive, language, or learning ability", "prevalence": 0.11, "percent": "11.0%", "estimatedExcluded": null } ], "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)." }, "testing_environment": "Automated: Siteimprove Alfa, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5510a3.htm.", "Locate the element: \"", "Confirm the Siteimprove Alfa finding for rule sia-r2 against WCAG 1.1.1 Non-text Content." ], "remediation_tip": "Give every an accessible name (alt text), or alt=\"\" if purely decorative.", "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://alfa.siteimprove.com/rules/sia-r2", "obligation": "required", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W24", "last_seen": "2026-W29", "weeks_seen": 6, "affected_pages_csv": "csv/alfa__sia-r2.csv" }, { "instance_id": "VS-a5e73248", "pattern_id": "VS-9429bb8d", "a11y_pattern_fingerprint": "14ef99803463683d48969f84aa2a6fbb70fea7ff16f3afbdbd67ff01a883df76", "a11y_pattern_display_id": "A11Y-PAT-14EF99803463", "a11y_occurrence_fingerprint": "64a7d8d885d4515a77a7dbeea83fa0720087fb3dbe169b9306094d9a6474bffe", "a11y_occurrence_display_id": "A11Y-OCC-64A7D8D885D4", "url": "https://www.cdc.gov/nchs/nvss/vsrr/mortality-dashboard.htm", "xpath": "#indicators", "html_snippet": "
", "wcag_sc": "1.3.1", "wcag_name": "Info and Relationships", "wcag_level": "A", "wcag_version": "2.0", "wcag_category": "WCAG 2.0 A", "evidence_status": "automated-indicator", "rule_id": "aria-required-children", "rule_label": "Certain ARIA roles must contain particular children", "engine_key": "axe-core", "tool": "axe-core", "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-required-children?application=axeAPI", "severity": "Critical", "frequency": { "instances": 5, "pages_affected": 3, "total_pages_scanned": 3333 }, "likely_source": "unknown", "summary": "Certain ARIA roles must contain particular children (WCAG 1.3.1)", "description": "Certain ARIA roles must contain particular children. Detected by axe-core rule aria-required-children on 3 of 3333 scanned pages (5 instances).", "examples": [ { "url": "https://www.cdc.gov/nchs/nvss/vsrr/mortality-dashboard.htm", "xpath": "#indicators", "html_snippet": "
" }, { "url": "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0295", "xpath": "#accordion-7", "html_snippet": "
" }, { "url": "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0295", "xpath": "#acc-panel-7", "html_snippet": "
" }, { "url": "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html", "xpath": ".table-body > .table-row.row[role=\"row\"]", "html_snippet": "
" }, { "url": "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html", "xpath": ".table-col[data-col=\"1\"][role=\"cell\"] > div[role=\"row\"]", "html_snippet": "
U.S. MEC 1\n
" } ], "example_pages": [ "https://www.cdc.gov/nchs/nvss/vsrr/mortality-dashboard.htm", "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0295", "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html" ], "affected_pages": [ "https://www.cdc.gov/nchs/nvss/vsrr/mortality-dashboard.htm", "https://www.cdc.gov/stophivtogether/hiv-testing/self-testing.html?s_cid=so_togetherconsumertk0295", "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html" ], "impact": { "groups": [ { "code": "WV", "group": "Without vision", "prevalence": 0.01, "percent": "1.0%", "estimatedExcluded": null }, { "code": "LV", "group": "Limited vision", "prevalence": 0.024, "percent": "2.4%", "estimatedExcluded": null }, { "code": "LCLA", "group": "Limited cognitive, language, or learning ability", "prevalence": 0.11, "percent": "11.0%", "estimatedExcluded": null } ], "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)." }, "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://www.cdc.gov/nchs/nvss/vsrr/mortality-dashboard.htm.", "Locate the element: #indicators", "Confirm the axe-core finding for rule aria-required-children against WCAG 1.3.1 Info and Relationships." ], "remediation_tip": "Add the child roles this container role requires (e.g. a list needs listitem children).", "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-required-children?application=axeAPI", "obligation": "required", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W25", "last_seen": "2026-W29", "weeks_seen": 5, "affected_pages_csv": "csv/axe-core__aria-required-children.csv" }, { "instance_id": "VS-50cfc386", "pattern_id": "VS-f6d344d5", "a11y_pattern_fingerprint": "3afb9138f52b02bfe3988b660af1efd6ee26cd2b3d66f4926d06527f18882a87", "a11y_pattern_display_id": "A11Y-PAT-3AFB9138F52B", "a11y_occurrence_fingerprint": "593264c338f66a6d5b68e1f501d54659dc1d132f24f9bce3467f1e212f697877", "a11y_occurrence_display_id": "A11Y-OCC-593264C338F6", "url": "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html", "xpath": ".table-col[data-col=\"1\"][role=\"cell\"] > div[role=\"row\"]", "html_snippet": "
U.S. MEC 1\n
", "wcag_sc": "1.3.1", "wcag_name": "Info and Relationships", "wcag_level": "A", "wcag_version": "2.0", "wcag_category": "WCAG 2.0 A", "evidence_status": "automated-indicator", "rule_id": "aria-required-parent", "rule_label": "Certain ARIA roles must be contained by particular parents", "engine_key": "axe-core", "tool": "axe-core", "rule_url": "https://dequeuniversity.com/rules/axe/4.12/aria-required-parent?application=axeAPI", "severity": "Critical", "frequency": { "instances": 5, "pages_affected": 1, "total_pages_scanned": 3333 }, "likely_source": "content", "summary": "Certain ARIA roles must be contained by particular parents (WCAG 1.3.1)", "description": "Certain ARIA roles must be contained by particular parents. Detected by axe-core rule aria-required-parent on 1 of 3333 scanned pages (5 instances).", "examples": [ { "url": "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html", "xpath": ".table-col[data-col=\"1\"][role=\"cell\"] > div[role=\"row\"]", "html_snippet": "
U.S. MEC 1\n
" }, { "url": "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html", "xpath": ".table-col[data-col=\"1\"][role=\"cell\"] > .table-col[data-col=\"2\"][role=\"cell\"]", "html_snippet": "

A condition for which there is no restriction for the use of the contraceptive method

\n
" }, { "url": "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html", "xpath": ".table-row.row[role=\"row\"]:nth-child(2)", "html_snippet": "
" } ], "example_pages": [ "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html" ], "affected_pages": [ "https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html" ], "impact": { "groups": [ { "code": "WV", "group": "Without vision", "prevalence": 0.01, "percent": "1.0%", "estimatedExcluded": null }, { "code": "LV", "group": "Limited vision", "prevalence": 0.024, "percent": "2.4%", "estimatedExcluded": null }, { "code": "LCLA", "group": "Limited cognitive, language, or learning ability", "prevalence": 0.11, "percent": "11.0%", "estimatedExcluded": null } ], "summary": "Affects Without vision (1.0%), Limited vision (2.4%), Limited cognitive, language, or learning ability (11.0%)." }, "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.", "steps_to_reproduce": [ "Open https://www.cdc.gov/contraception/hcp/usmec/intrauterine-devices.html.", "Locate the element: .table-col[data-col=\"1\"][role=\"cell\"] > div[role=\"row\"]", "Confirm the axe-core finding for rule aria-required-parent against WCAG 1.3.1 Info and Relationships." ], "remediation_tip": "Place this ARIA role inside its required parent role (e.g. an option must be inside a listbox).", "tech_name": null, "tech_remediation_tip": null, "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/aria-required-parent?application=axeAPI", "obligation": "required", "handling": "review", "policy_source": "default", "policy_reason": null, "policy_evidence": [], "policy_owner": null, "policy_expires": null, "included_in_primary_score": false, "first_seen": "2026-W29", "last_seen": "2026-W29", "weeks_seen": 1, "affected_pages_csv": "csv/axe-core__aria-required-parent.csv" }, { "instance_id": "VS-19c2f8f6", "pattern_id": "VS-a0bdbdf6", "a11y_pattern_fingerprint": "a7a06ab61cdefb31e0839212ca27b5cbc6086774e4081552dd36e5057e1e54d9", "a11y_pattern_display_id": "A11Y-PAT-A7A06AB61CDE", "a11y_occurrence_fingerprint": "8a3cc68fb546d8bb14e3aab139d490b184e8077b2ce9a8b1255fa1f5dc7d650a", "a11y_occurrence_display_id": "A11Y-OCC-8A3CC68FB546", "url": "https://www.cdc.gov/mmwr/preview/mmwrhtml/00039349.htm", "xpath": "ol[type=\"-\"]:nth-child(22)", "html_snippet": "
    ", "wcag_sc": "1.3.1", "wcag_name": "Info and Relationships", "wcag_level": "A", "wcag_version": "2.0", "wcag_category": "WCAG 2.0 A", "evidence_status": "automated-indicator", "rule_id": "list", "rule_label": "
      and
        must only directly contain
      1. ,