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CVE-2026-83611 xmldom: Parser silently accepts a not-well-formed end tag whose name is followed by a line break and trailing content

🗓️ 01 Sep 2026 14:34:12Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

xmldom DOMParser silently accepts malformed end tags, bypassing well-formedness validation gates.

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Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-83611
1 Sep 202614:34
cve
debiancve
Debian CVE
CVE-2026-83611
1 Sep 202614:34
debiancve
euvd
EUVD
EUVD-2026-69225
1 Sep 202614:34
euvd
nvd
NVD
CVE-2026-83611
1 Sep 202615:17
nvd
osv
OSV
DEBIAN-CVE-2026-83611
1 Sep 202615:17
osv
ptsecurity
Positive Technologies
PT-2026-84275
1 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-83611
1 Sep 202615:44
redhatcve
susecve
SUSE CVE
SUSE CVE-2026-83611
2 Sep 202601:01
susecve
vulnrichment
Vulnrichment
CVE-2026-83611 xmldom: Parser silently accepts a not-well-formed end tag whose name is followed by a line break and trailing content
1 Sep 202614:34
vulnrichment
[
  {
    "vendor": "xmldom",
    "product": "xmldom",
    "versions": [
      {
        "version": "<= 0.6.0",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@xmldom",
    "product": "xmldom",
    "versions": [
      {
        "version": ">= 0.9.0, < 0.9.12",
        "status": "affected"
      },
      {
        "version": ">= 0.7.0, < 0.8.15",
        "status": "affected"
      }
    ]
  }
]

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