CVE-2024-34507 Affecting mediawiki package, versions <1:1.39.7-1~deb12u1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-DEBIAN12-MEDIAWIKI-6809244
  • published6 May 2024
  • disclosed5 May 2024

Introduced: 5 May 2024

CVE-2024-34507  (opens in a new tab)

How to fix?

Upgrade Debian:12 mediawiki to version 1:1.39.7-1~deb12u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mediawiki package and not the mediawiki package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

An issue was discovered in includes/CommentFormatter/CommentParser.php in MediaWiki before 1.39.7, 1.40.x before 1.40.3, and 1.41.x before 1.41.1. XSS can occur because of mishandling of the 0x1b character, as demonstrated by Special:RecentChanges#%1b0000000.

CVSS Scores

version 3.1