GHSA-2922-QGFJ-PR7V Duplicate Advisory: Vikunja: Any user can enumerate every team and its members by attaching arbitrary teams to a throwaway project

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-39p5-2wrr-xh29. This link is maintained to preserve external references. Original Description vikunja before 2.6.0 fails to validate team access when attaching teams to projects, allowing authenticated users to...

Duplicate Advisory: Vikunja: Any user can enumerate every team and its members by attaching arbitrary teams to a throwaway project

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-39p5-2wrr-xh29. This link is maintained to preserve external references. Original Description vikunja before 2.6.0 fails to validate team access when attaching teams to projects, allowing authenticated users to...

CVE-2026-91980

vikunja before 2.6.0 fails to validate team access when attaching teams to projects, allowing authenticated users to enumerate all teams and members. Attackers can attach arbitrary team IDs via the project teams endpoint to retrieve complete team rosters including member names and admin flags for...

CVE-2026-91980 vikunja before 2.6.0 Team Enumeration via Project Share

vikunja before 2.6.0 fails to validate team access when attaching teams to projects, allowing authenticated users to enumerate all teams and members. Attackers can attach arbitrary team IDs via the project teams endpoint to retrieve complete team rosters including member names and admin flags for...

CVE-2026-91980

vikunja before 2.6.0 contains an authorization flaw in the project teams endpoint: when attaching teams to projects, the application fails to validate whether the requesting user has access to the target team. An authenticated user can supply arbitrary team IDs via this endpoint to retrieve compl...

CVE-2026-91980 vikunja before 2.6.0 Team Enumeration via Project Share

vikunja before 2.6.0 fails to validate team access when attaching teams to projects, allowing authenticated users to enumerate all teams and members. Attackers can attach arbitrary team IDs via the project teams endpoint to retrieve complete team rosters including member names and admin flags for...

CVE-2026-91980: Exposure of Sensitive Information to an Unauthorized Actor

vikunja before 2.6.0 fails to validate team access when attaching teams to projects, allowing authenticated users to enumerate all teams and members. Attackers can attach arbitrary team IDs via the project teams endpoint to retrieve complete team rosters including member names and admin flags for...

PT-2026-92094

Name of the Vulnerable Software and Affected Versions vikunja versions prior to 2.6.0 Description Authenticated users can enumerate all teams and members because the software fails to validate team access when attaching teams to projects. By sending arbitrary team IDs to the project teams endpoin...