CVE-2026-34463: Improper Neutralization of Input During Web Page Generation

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 bugreportpage.php prepends the source Project name before the category selector...

CVE-2026-34579: Incorrect Authorization

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.28.1 and prior are vulnerable to Authorization Bypass through the private issue monitoring feature . Using a crafted POST request to bugmonitoradd.php, a user with project-level access can add themselves as a monitor for a...

CVE-2026-34744: Exposure of Sensitive Information to an Unauthorized Actor

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.28.1 and prior permit a user to list and download their own attachments from an Issue created by another user even after it becomes private, bypassing read access revocation. The loss of confidentiality caused by this...

CVE-2026-33052: Authorization Bypass Through User-Controlled Key

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.28.0 and 2.28.1 allow a low-privileged authenticated user assigned the "addprofilethreshold" permission to create a global profile despite not having manageglobalprofilethreshold, by tampering with the userid parameter in a...

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 2.28.1 and earlier had a cross-site scripting vulnerability. This vulnerability occurred when cloning issues from other projects, where the clone form added the source project...

Mantis Bug Tracker 信息泄露漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions of Mantis Bug Tracker 2.28.1 and earlier contained a vulnerability related to information leakage. This vulnerability occurred due to the use of a custom POST request through the private issue...

Mantis Bug Tracker 访问控制错误漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions of Mantis Bug Tracker 2.28.1 and earlier contained a access control vulnerability. This vulnerability stemmed from insufficient access control checks in the ProjectUsersAddCommand, allowing users...

MantisBT 2.11.0 < 2.28.2 Font Family Preference XSS (GHSA-j3v9-553h-x28j)

The version of MantisBT installed on the remote host is 2.11.0 or later but prior to 2.28.2. It is, therefore, affected by a vulnerability: - MantisBT is Vulnerable to XSS leading to account takeover via updating a user's font family preference. CVE-2026-40596 Note that Nessus has not tested for...

MantisBT Vulnerable to Stored XSS in File Download

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. Impact Cross-site scripting Patches - 26647b2e68ba30b9d7987d4e03d7a16416684bc2 Workarounds None...

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...

GHSA-P6FR-RXQ7-XCG8 MantisBT Vulnerable to Stored XSS in File Download

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. Impact Cross-site scripting Patches - 26647b2e68ba30b9d7987d4e03d7a16416684bc2 Workarounds None...

Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the Move Attachments admin page when unescaped project names are rendered. An attacker can execute arbitrary scripts in the context of the affected application by...

GHSA-PQ86-J2C2-47F6 MantisBT: Authorization Bypass in Bugnote Editing via Issue Update API

The mcissueupdate function in MantisBT allows users having updatebugthreshold access UPDATER, with default settings to edit, change view state, and modify time tracking on bugnotes belonging to other users — bypassing the default DEVELOPER level 55 threshold required by the dedicated...

Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the returndynamicfilters.php process when handling the filtertarget parameter. An attacker can execute arbitrary HTML or scripts in the context of a user's browser ...

Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS via improper escaping in the owner column of saved filters when the configuration option $gshowuserrealname is enabled. An attacker can execute arbitrary HTML or...

Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS via improper escaping of the redirection page retrieved from the Referer header. An attacker can execute arbitrary scripts in the context of the user's browser by...

GHSA-9C3J-XM6V-J7J3 MantisBT has a Content Security Policy bypass via attachments

Given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's script-src directive by uploading a crafted attachment to any issue that, when accessed via the filedownload.php link, will be downloaded with a valid JavaScript MIME type resulting in...

Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the font family preference update process. An attacker can execute arbitrary HTML or JavaScript in the context of another user's session by injecting malicious...

Cross-site Scripting (XSS)

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Cross-site Scripting XSS via improper escaping of textarea custom field contents in the bugupdatepage.php process. An attacker can inject HTML and, if content security policy settings allow,...

Access Control Bypass

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Access Control Bypass in the REST API upload process. An attacker can upload attachments to private issues without proper authorization by leveraging authenticated access to endpoints they are...