CVE-2022-26144: MantisBT vulnerable to XSS due to improper escape in manage_plugin_page.php and manage_plugin_uninstall.php

April 14, 2022 (updated June 9, 2025)

An XSS issue was discovered in MantisBT before 2.25.3. Improper escaping of a Plugin name allows execution of arbitrary code (if CSP allows it) in manage_plugin_page.php and manage_plugin_uninstall.php when a crafted plugin is installed.

References

github.com/advisories/GHSA-rqgj-rqfr-5j6f
github.com/mantisbt/mantisbt
github.com/mantisbt/mantisbt/commit/a7751c3e318011ca1314bc1cfea200d53e0dfff6
mantisbt.org/bugs/view.php?id=29688
nvd.nist.gov/vuln/detail/CVE-2022-26144

Code Behaviors & Features

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