CVE-2026-44657 MantisBT: Stored XSS in File Download

Mantis Bug Tracker MantisBT is an open source issue tracker. Prior to 2.28.2, using showinline=1 parameter and a valid fileshowinlinetoken CSRF token on filedownload.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment. This vulnerability i...

EUVD-2026-33023

Mantis Bug Tracker MantisBT is an open source issue tracker. Prior to 2.28.2, using showinline=1 parameter and a valid fileshowinlinetoken CSRF token on filedownload.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment. This vulnerability i...

CVE-2026-44657 MantisBT: Stored XSS in File Download

Mantis Bug Tracker MantisBT is an open source issue tracker. Prior to 2.28.2, using showinline=1 parameter and a valid fileshowinlinetoken CSRF token on filedownload.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment. This vulnerability i...

CVE-2026-44657

CVE-2026-44657 – MantisBT : Before version 2.28.2, an attacker can execute code by exploiting a stored XSS vector in file_download.php. When the request uses show_inline=1 together with a valid file_show_inline CSRF token and the uploader references a crafted XHTML attachment that points to a Jav...

Mantis Bug Tracker 跨站脚本漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions of Mantis Bug Tracker prior to 2.28.2 contained a cross-site scripting vulnerability. This vulnerability occurred when using the showinline=1 parameter and a valid CSRF token, allowing attackers to...

Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the filedownload.php process when the showinline=1 parameter and a valid fileshowinlinetoken CSRF token are provided. An attacker can execute arbitrary JavaScript co...