CVE-2026-34463

Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.1 and prior contain a Stored XSS vulnerability. When cloning an issue originating from a Project other than the current one, the clone form (bug_report_page.php) prepends the source Project name before the category selector without proper escaping, allowing an attacker able to to inject HTML if they can set the Project's name (which typically requires manager or administrator access level). This issue has been resolved in version 2.28.2.

CVSS

No CVSS.

References

Link	Resource
https://github.com/mantisbt/mantisbt/commit/df22697ae497ddd93f3d9132fdf4979db8d081cd
https://github.com/mantisbt/mantisbt/security/advisories/GHSA-fvjf-68wh-rwp2
https://mantisbt.org/bugs/view.php?id=36986

Configurations

No configuration.

History

19 May 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-19 22:16

Updated : 2026-06-17 10:39

NVD link : CVE-2026-34463

Mitre link : CVE-2026-34463

CVE.ORG link : CVE-2026-34463

JSON object : View

Products Affected

No product.

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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