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CVE-2026-40186 ApostropheCMS: sanitize-html allowedTags Bypass via Entity-Decoded Text in nonTextTags Elements

🗓️ 15 Apr 2026 20:15:12Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 15 Views

ApostropheCMS bypasses allowedTags for entity decoded text in textarea and option; fixed in sanitize-html 2.17.2 and ApostropheCMS 4.29.0.

Related
Affected
Refs
[
  {
    "vendor": "apostrophecms",
    "product": "apostrophe",
    "versions": [
      {
        "version": ">= 4.28.0, < 4.29.0",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "apostrophecms",
    "product": "sanitize-html",
    "versions": [
      {
        "version": ">= 2.17.1, < 2.17.2",
        "status": "affected"
      }
    ]
  }
]

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