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CVE-2026-115350 Mistune before 3.3.0 Stored XSS via Include Directive HTML Files

🗓️ 22 Oct 2026 19:13:26Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

Stored XSS in Mistune via Include directive emitting HTML files as raw block_html tokens.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-115350
22 Oct 202619:28
–circl
cve
CVE
CVE-2026-115350
22 Oct 202619:13
–cve
euvd
EUVD
EUVD-2026-108419
22 Oct 202619:13
–euvd
nvd
NVD
CVE-2026-115350
22 Oct 202619:17
–nvd
ptsecurity
Positive Technologies
PT-2026-121530
22 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-115350
23 Oct 202600:22
–redhatcve
[
  {
    "vendor": "lepture",
    "product": "mistune",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/mistune",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "3.3.0"
      },
      {
        "version": "3.3.0",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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22 Oct 2026 19:13Current
CVSS 45.3
CVSS 3.16.1
6