CVE-2025-47776

MantisBT (versions ≤ 2.27.1) is vulnerable to authentication bypass due to using loose (==) rather than strict (===) comparison in the MD5 login path. PHP type juggling can cause certain MD5 hashes matching scientific notation to be interpreted as numbers, allowing an attacker who knows the victi...

CVE-2025-47776 MantisBT: Authentication bypass for some passwords due to PHP type juggling

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 notation to be interpreted as numbers. Instanc...

CVE-2025-47776 MantisBT: Authentication bypass for some passwords due to PHP type juggling

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 notation to be interpreted as numbers. Instanc...

CVE-2025-46556

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 note length. Once such a note is added,...

CVE-2025-46556 MantisBT is Vulnerable to Denial-of-Service (DoS) attack via Excessive Note Length

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 note length. Once such a note is added,...

CVE-2025-46556

CVE-2025-46556 – MantisBT (Mantis Bug Tracker) Affected software: MantisBT up to version 2.27.1.Root cause: lack of server-side validation of note length allows extremely long notes to be submitted.Impact: permanently corrupts issue activity logs; the activity stream UI fails to render, preventin...

CVE-2025-46556 MantisBT is Vulnerable to Denial-of-Service (DoS) attack via Excessive Note Length

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 note length. Once such a note is added,...

CVE-2025-46556 MantisBT is Vulnerable to Denial-of-Service (DoS) attack via Excessive Note Length

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 note length. Once such a note is added,...

CVE-2025-46556: 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 note length. Once such a note is added,...

CVE-2025-62520: Improper Authorization

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.27.1 and below, due to insufficient access-level checks, any non-admin user with access to manageconfigcolumnspage.php can use the Copy From action to retrieve the columns configuration from a private project they have no...

MantisBT 安全漏洞

MantisBT is a Web-based open source defect tracking system from the MantisBT team. The system provides project management and defect tracking services in a web-operated format. A security vulnerability exists in MantisBT version 2.27.1 and prior versions, which stems from a failure to verify...

CVE-2025-55155: Insertion of Sensitive Information Into Sent Data

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.27.1 and below, when a user edits their profile to change their e-mail address, the system saves it without validating that it actually belongs to the user. This could result in storing an invalid email address, preventing...

PT-2025-45043

Name of the Vulnerable Software and Affected Versions Mantis Bug Tracker versions 2.27.1 and below Description Mantis Bug Tracker contains a flaw in its authentication code due to the use of loose comparison == instead of strict comparison ===. PHP type juggling can cause certain MD5 hashes...

PT-2025-44808

Name of the Vulnerable Software and Affected Versions Mantis Bug Tracker versions 2.27.1 and below Description Mantis Bug Tracker is an open source issue tracker. A lack of server-side validation of note length allows attackers to permanently corrupt issue activity logs by submitting extremely lo...

CVE-2025-47776: 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 notation to be interpreted as numbers. Instanc...

Improper Authorization

Overview mantisbt/mantisbt is a mantis bug tracker. Affected versions of this package are vulnerable to Improper Authorization due to insufficient access-level checks in the manageconfigcolumnspage.php. An attacker can retrieve configuration details from private projects by using the 'Copy From'...

MantisBT unauthorized disclosure of private project column configuration

Impact Due to insufficient access-level checks, any non-admin user having access to manageconfigcolumnspage.php typically project managers having MANAGER role can use the Copy From action to retrieve the columns configuration from a private project they have no access to. Access to the reverse...

EUVD-2025-37521

MantisBT unauthorized disclosure of private project column configuration...

EUVD-2025-37522

MantisBT lacks verification when changing a user's email address...

MantisBT Vulnerable to Denial-of-Service (DoS) via Excessive Note Length

A lack of server-side validation for note length in MantisBT allows attackers to permanently corrupt issue activity logs by submitting extremely long notes tested with 4,788,761 characters. Once such a note is added: Impact - The entire activity stream becomes unviewable UI fails to render. - New...