CVE-2021-30157

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Summary

CVECVE-2021-30157
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-04-06 07:15:00 UTC
Updated2023-11-07 03:32:00 UTC
DescriptionAn issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. On ChangesList special pages such as Special:RecentChanges and Special:Watchlist, some of the rcfilters-filter-* label messages are output in HTML unescaped, leading to XSS.

Risk And Classification

Problem Types: CWE-79

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Fedoraproject Fedora 33 All All All
Operating System Fedoraproject Fedora 34 All All All
Application Mediawiki Mediawiki All All All All

References

ReferenceSourceLinkTags
⚓ T278058 Unescaped messages used in HTML on ChangesList pages (e.g. RecentChanges and Watchlist) MISC phabricator.wikimedia.org
[SECURITY] Fedora 33 Update: mediawiki-1.35.2-1.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 34 Update: mediawiki-1.35.2-1.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 33 Update: mediawiki-1.35.2-1.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
MediaWiki: Multiple vulnerabilities (GLSA 202107-40) — Gentoo security GENTOO security.gentoo.org
Debian -- Security Information -- DSA-4889-1 mediawiki DEBIAN www.debian.org
[SECURITY] Fedora 34 Update: mediawiki-1.35.2-1.fc34 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 178531 Debian Security Update for mediawiki (DSA 4889-1)
  • 180531 Debian Security Update for mediawiki (CVE-2021-30157)
  • 281316 Fedora Security Update for mediawiki (FEDORA-2021-f4223b6684)
  • 281317 Fedora Security Update for mediawiki (FEDORA-2021-d298103d3a)
  • 710029 Gentoo Linux MediaWiki Multiple vulnerabilities (GLSA 202107-40)
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