{
 "domain": "nih.gov",
 "week": "2026-W27",
 "generatedAt": "2026-07-18T15:12:20.720Z",
 "reports": [
  {
   "instance_id": "VS-edee4607",
   "pattern_id": "VS-8ade3360",
   "a11y_pattern_fingerprint": "c63107afb9d2c6b1cb7ff4813d0090088ff4cf337a3d331955847a8a00880d3d",
   "a11y_pattern_display_id": "A11Y-PAT-C63107AFB9D2",
   "a11y_occurrence_fingerprint": "fa22d57471786cecbf0684bc642a635bf7a119d980cdd802574571afd6e0d1d8",
   "a11y_occurrence_display_id": "A11Y-OCC-FA22D5747178",
   "url": "https://nih.gov/disclaimers",
   "xpath": ".usa-identifier__identity-disclaimer > a[href$=\"hhs.gov/\"]",
   "html_snippet": "<a href=\"https://www.hhs.gov/\" class=\"ext\" data-extlink=\"\" target=\"_blank\" rel=\"noopener nofollow noreferrer\" title=\"(opens in a new window)\">Department of Health and Human Services</a>",
   "wcag_sc": "1.4.1",
   "wcag_name": "Use of Color",
   "wcag_level": "A",
   "wcag_version": "2.0",
   "wcag_category": "WCAG 2.0 A",
   "evidence_status": "automated-indicator",
   "rule_id": "link-in-text-block",
   "rule_label": "Links must be distinguishable without relying on color",
   "engine_key": "axe-core",
   "tool": "axe-core",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/link-in-text-block?application=axeAPI",
   "severity": "Serious",
   "frequency": {
    "instances": 1,
    "pages_affected": 1,
    "total_pages_scanned": 103
   },
   "likely_source": "content",
   "summary": "Links must be distinguishable without relying on color (WCAG 1.4.1)",
   "description": "Links must be distinguishable without relying on color. Detected by axe-core rule link-in-text-block on 1 of 103 scanned pages (1 instances).",
   "examples": [
    {
     "url": "https://nih.gov/disclaimers",
     "xpath": ".usa-identifier__identity-disclaimer > a[href$=\"hhs.gov/\"]",
     "html_snippet": "<a href=\"https://www.hhs.gov/\" class=\"ext\" data-extlink=\"\" target=\"_blank\" rel=\"noopener nofollow noreferrer\" title=\"(opens in a new window)\">Department of Health and Human Services</a>"
    }
   ],
   "example_pages": [
    "https://nih.gov/disclaimers"
   ],
   "affected_pages": [
    "https://nih.gov/disclaimers"
   ],
   "impact": {
    "groups": [
     {
      "code": "WPC",
      "group": "Without color perception",
      "prevalence": 0.045,
      "percent": "4.5%",
      "estimatedExcluded": null
     },
     {
      "code": "LV",
      "group": "Limited vision",
      "prevalence": 0.024,
      "percent": "2.4%",
      "estimatedExcluded": null
     }
    ],
    "summary": "Affects Without color perception (4.5%), Limited vision (2.4%)."
   },
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "steps_to_reproduce": [
    "Open https://nih.gov/disclaimers.",
    "Locate the element: .usa-identifier__identity-disclaimer > a[href$=\"hhs.gov/\"]",
    "Confirm the axe-core finding for rule link-in-text-block against WCAG 1.4.1 Use of Color."
   ],
   "remediation_tip": null,
   "tech_name": null,
   "tech_remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/link-in-text-block?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-W27",
   "weeks_seen": 3,
   "affected_pages_csv": "csv/axe-core__link-in-text-block.csv"
  },
  {
   "instance_id": "VS-61fb3f63",
   "pattern_id": "VS-d25f622d",
   "a11y_pattern_fingerprint": "545dc273094f945a778f25592c4dd678fe500866297bde272c0770eeed539c3c",
   "a11y_pattern_display_id": "A11Y-PAT-545DC273094F",
   "a11y_occurrence_fingerprint": "dc3c2f6a4e012dd406d619b3e888cd8fde11ec33d10570f976a06cec6f1b689c",
   "a11y_occurrence_display_id": "A11Y-OCC-DC3C2F6A4E01",
   "url": "https://nih.gov/disclaimers",
   "xpath": "h3:nth-child(1)",
   "html_snippet": "<h3>Endorsement Disclaimer — Links to Other Sites</h3>",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "evidence_status": "automated-indicator",
   "rule_id": "heading-order",
   "rule_label": "Heading levels should only increase by one",
   "engine_key": "axe-core",
   "tool": "axe-core",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/heading-order?application=axeAPI",
   "severity": "Moderate",
   "frequency": {
    "instances": 1,
    "pages_affected": 1,
    "total_pages_scanned": 103
   },
   "likely_source": "content",
   "summary": "Heading levels should only increase by one (WCAG criterion undetermined)",
   "description": "Heading levels should only increase by one. Detected by axe-core rule heading-order on 1 of 103 scanned pages (1 instances).",
   "examples": [
    {
     "url": "https://nih.gov/disclaimers",
     "xpath": "h3:nth-child(1)",
     "html_snippet": "<h3>Endorsement Disclaimer — Links to Other Sites</h3>"
    }
   ],
   "example_pages": [
    "https://nih.gov/disclaimers"
   ],
   "affected_pages": [
    "https://nih.gov/disclaimers"
   ],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   },
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "steps_to_reproduce": [
    "Open https://nih.gov/disclaimers.",
    "Locate the element: h3:nth-child(1)",
    "Confirm the axe-core finding for rule heading-order."
   ],
   "remediation_tip": "Use heading levels in order (h1 → h2 → h3) without skipping; structure, not size.",
   "tech_name": null,
   "tech_remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/heading-order?application=axeAPI",
   "obligation": "advisory",
   "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-W27",
   "weeks_seen": 2,
   "affected_pages_csv": "csv/axe-core__heading-order.csv"
  },
  {
   "instance_id": "VS-dd8afc1c",
   "pattern_id": "VS-f18df681",
   "a11y_pattern_fingerprint": "ec1177b5afe0453ed7fafbbbb15744f57fce483ee8353015179639ca2d6b7e57",
   "a11y_pattern_display_id": "A11Y-PAT-EC1177B5AFE0",
   "a11y_occurrence_fingerprint": "df1b576f8d8b50f463dd091b1e5ef1a0012125dc2f254771166a31cb9cad68c4",
   "a11y_occurrence_display_id": "A11Y-OCC-DF1B576F8D8B",
   "url": "https://nih.gov/disclaimers",
   "xpath": "#system-breadcrumb",
   "html_snippet": "<h2 id=\"system-breadcrumb\" class=\"visually-hidden\">Breadcrumb</h2>",
   "wcag_sc": null,
   "wcag_name": null,
   "wcag_level": null,
   "wcag_version": null,
   "wcag_category": "Best Practice",
   "evidence_status": "automated-indicator",
   "rule_id": "region",
   "rule_label": "All page content should be contained by landmarks",
   "engine_key": "axe-core",
   "tool": "axe-core",
   "rule_url": "https://dequeuniversity.com/rules/axe/4.12/region?application=axeAPI",
   "severity": "Moderate",
   "frequency": {
    "instances": 1,
    "pages_affected": 1,
    "total_pages_scanned": 103
   },
   "likely_source": "content",
   "summary": "All page content should be contained by landmarks (WCAG criterion undetermined)",
   "description": "All page content should be contained by landmarks. Detected by axe-core rule region on 1 of 103 scanned pages (1 instances).",
   "examples": [
    {
     "url": "https://nih.gov/disclaimers",
     "xpath": "#system-breadcrumb",
     "html_snippet": "<h2 id=\"system-breadcrumb\" class=\"visually-hidden\">Breadcrumb</h2>"
    }
   ],
   "example_pages": [
    "https://nih.gov/disclaimers"
   ],
   "affected_pages": [
    "https://nih.gov/disclaimers"
   ],
   "impact": {
    "groups": [],
    "summary": "Not captured by automated scan — requires manual testing."
   },
   "testing_environment": "Automated: axe-core, headless Chromium (Playwright). Manual AT verification: Not captured by automated scan — requires manual testing.",
   "steps_to_reproduce": [
    "Open https://nih.gov/disclaimers.",
    "Locate the element: #system-breadcrumb",
    "Confirm the axe-core finding for rule region."
   ],
   "remediation_tip": "Wrap all page content in landmarks (header, nav, main, footer) so users can navigate by region.",
   "tech_name": null,
   "tech_remediation_tip": null,
   "suggested_fix": "See remediation guidance: https://dequeuniversity.com/rules/axe/4.12/region?application=axeAPI",
   "obligation": "advisory",
   "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-W27",
   "weeks_seen": 3,
   "affected_pages_csv": "csv/axe-core__region.csv"
  }
 ],
 "policy": {
  "suppression": {
   "patterns": 0,
   "pages": 0,
   "occurrences": 0,
   "entries": []
  }
 }
}