CVE-2026-33517: MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation
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.
References
- github.com/advisories/GHSA-fh48-f69w-7vmp
- github.com/mantisbt/mantisbt
- github.com/mantisbt/mantisbt/commit/80990f43153167c73f11eb4b2bc7108d0c3d6b46
- github.com/mantisbt/mantisbt/commit/d6890320752ecf37bd74d11fe14fe7dc12335be9
- github.com/mantisbt/mantisbt/security/advisories/GHSA-fh48-f69w-7vmp
- mantisbt.org/bugs/view.php?id=36971
- nvd.nist.gov/vuln/detail/CVE-2026-33517
Code Behaviors & Features
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