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CVE-2026-116802 DOMPurify before 3.4.17 XSS via SMIL attributeName Guard Bypass in XHTML Mode

🗓️ 26 Oct 2026 23:05:34Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

XSS in DOMPurify via SMIL attributeName Guard Bypass in XHTML Mode.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-116802
27 Oct 202600:56
–circl
cve
CVE
CVE-2026-116802
26 Oct 202623:05
–cve
euvd
EUVD
EUVD-2026-110510
27 Oct 202600:32
–euvd
nvd
NVD
CVE-2026-116802
27 Oct 202600:17
–nvd
ptsecurity
Positive Technologies
PT-2026-125508
26 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-116802
27 Oct 202605:18
–redhatcve
[
  {
    "vendor": "cure53",
    "product": "DOMPurify",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/dompurify",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "3.4.17"
      },
      {
        "version": "3.4.17",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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