CVE-2021-30458

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Summary

CVECVE-2021-30458
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-04-09 07:15:00 UTC
Updated2021-12-08 20:38:00 UTC
DescriptionAn issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a <meta> tag, bypassing sanitization steps, and potentially allowing for XSS.

Risk And Classification

Problem Types: CWE-79

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Wikimedia Parsoid All All All All

References

ReferenceSourceLinkTags
⚓ T279451 CVE-2021-30458: Parsoid comment fostering allows for inserting mostly arbitrary <meta> tags MISC phabricator.wikimedia.org
Parsoid - MediaWiki MISC www.mediawiki.org
MediaWiki: Multiple vulnerabilities (GLSA 202107-40) — Gentoo security GENTOO security.gentoo.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 180044 Debian Security Update for mediawiki (CVE-2021-30458)
  • 710029 Gentoo Linux MediaWiki Multiple vulnerabilities (GLSA 202107-40)
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