| Package | Affected versions | Patched versions |
|---|---|---|
| mediawiki | ≥ 1.40.0, < 1.40.3≥ 1.41.0, < 1.41.1< 1.39.7 | 1.40.31.41.11.39.7 |
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.
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