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GHSA-p6fr-rxq7-xcg8high7.5

MantisBT Vulnerable to Stored XSS in File Download

Impact

Using show_inline=1 parameter and a valid file_show_inline_token CSRF token on file_download.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment.

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
Earlier releases before 2.28.2Ecosystem versions2.28.2

Version evidence: OSV · GHSA-p6fr-rxq7-xcg8

View original version evidence (76 explicit versions)

Original source description

Using show_inline=1 parameter and a valid file_show_inline_token CSRF token on file_download.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment.

Impact

Cross-site scripting

Patches

  • 26647b2e68ba30b9d7987d4e03d7a16416684bc2

Workarounds

None

Credits

Thanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.

References