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CVE PROGRAM SOURCE RECORD0.0 None

CVE-2026-58037

Core log entries for exceptions and XSS issues in log entry formatting code that may be caused by user-controlled input

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Language/Language.Php, includes/Logging/BlockLogFormatter.Php, includes/Logging/LogFormatter.Php, includes/Logging/PatrolLogFormatter.Php, includes/Logging/RenameuserLogFormatter.Php, includes/Logging/TagLogFormatter.Php, includes/Specials/SpecialVersion.Php. This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Wikimedia Foundation MediaWiki

Default version status: unaffected

  • * to < 1.46.0, 1.45.4, 1.44.6, 1.43.9affected

References