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GHSA-fh48-f69w-7vmphigh8.6

MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation

Impact

Improper escaping of Tag name when deleting it in tag_delete.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript.

Source excerpt · OSV

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

mantisbt/mantisbt Packagist
Affected rangeRecorded fix
From 2.28.0 before 2.28.1Ecosystem versions2.28.1

Version evidence: OSV · GHSA-fh48-f69w-7vmp

View original version evidence (1 explicit versions)

Original source description

Improper escaping of Tag name when deleting it in tag_delete.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript.

Impact

Cross-site scripting (XSS).

Patches

80990f43153167c73f11eb4b2bc7108d0c3d6b46

Workarounds

  • Revert commit d6890320752ecf37bd74d11fe14fe7dc12335be9
  • Manually edit language files to remove the sprintf placeholder %1$s from $s_tag_delete_message string, for example with sed -r -i '/tag_delete_message/s/.%1\$s.//' -- lang/

Credits

MantisBT hanks Vishal Shukla for discovering and responsibly reporting the issue.

References