Mantisbt vulnerabilities
We track 13 vulnerabilities in Mantisbt products. 13 are rated high or critical, and none are known to be exploited. The most recent was published on September 9, 2026.
Latest Mantisbt vulnerabilities
- 9.3 Critical severity
mantisbt: Improper Authentication
MantisBT is an open source bug tracker. Versions 2.28.3 and earlier contain a critical authentication bypass in the SOAP API's mci_check_login() function. Any user knowing any valid cookie_string can authenticate as any other user (knowing their username), inc
- 7.5 High severity
mantisbt: Improper Neutralization of Input During Web Page Generation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Prior to 2.28.2, using show_inline=1 parameter and a valid file_show_inline_token CSRF token on file_download.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a
- 8.6 High severity
mantisbt: Improper Neutralization of Input During Web Page Generation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. From 1.3.0 to 2.28.1, unescaped Project Name allows an attacker that can set it (which typically requires manager or administrator access level) to inject HTML in Move Attachments admin page. This
- 7.2 High severity
mantisbt: Missing Authorization
Mantis Bug Tracker (MantisBT) is an open source issue tracker. From 2.23.0 to 2.28.1, a missing authorization check in MantisBT's file visibility function allows any authenticated user (REPORTER+) to download attachments on private bugnotes they should not be
- 7.5 High severity
mantisbt: Improper Neutralization of Input During Web Page Generation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions 2.11.0 through 2.28.1, a Stored XSS vulnerability is caused by incorrect escaping of a saved filter's owner, allowing an attacker to inject arbitrary HTML on systems where $g_show_user_
- 7.6 High severity
mantisbt: Improper Neutralization of Input During Web Page Generation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions 2.28.1 and below, 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
- 7.2 High severity
mantisbt: Improper Neutralization of Input During Web Page Generation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.11.0 through 2.28.1 allow any authenticated user to inject arbitrary HTML by updating their account's font family. Upon exploitation, an XSS payload would be reflected on every MantisBT
- 8.6 High severity
mantisbt: 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 (bug_report_page.php) prepends the source P
- 9.8 Critical severity
mantisbt: Authentication Bypass by Primary Weakness
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions prior to 2.28.1 running on MySQL family databases are affected by an authentication bypass vulnerability in the SOAP API, as a result of an improper type checking on the password parameter
- 9.1 Critical severity
mantisbt: Authentication Bypass by Primary Weakness
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Due to incorrect use of loose (==) instead of strict (===) comparison in the authentication code in versions 2.27.1 and below.PHP type juggling will cause certain MD5 hashes matching scientific not
- 7.5 High severity
mantisbt: Allocation of Resources Without Limits or Throttling
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.27.1 and below allow attackers to permanently corrupt issue activity logs by submitting extremely long notes (tested with 4,788,761 characters) due to a lack of server-side validation of
- 7.3 High severity
mantisbt: Authentication Bypass by Primary Weakness
MantisBT (Mantis Bug Tracker) is an open source issue tracker. Insufficient access control in the registration and password reset process allows an attacker to reset another user's password and takeover their account, if the victim has an incomplete request pe
- 8.3 High severity
mantisbt: Improper Neutralization of Special Elements in Output Used by a Downstream Component
MantisBT is an open source issue tracker. Prior to version 2.26.1, an unauthenticated attacker who knows a user's email address and username can hijack the user's account by poisoning the link in the password reset notification message. A patch is available in