CVE-2026-76216

Vikunja through 2.4.0 contains a principal-type confusion vulnerability where LinkSharing principals with id N are treated as user principals with users.id == N at three permission checks lacking type guards. Attackers with a link-share JWT can remove victims from teams, enumerate and delete vict...

EUVD-2026-62457

Vikunja through 2.4.0 contains a principal-type confusion vulnerability where LinkSharing principals with id N are treated as user principals with users.id == N at three permission checks lacking type guards. Attackers with a link-share JWT can remove victims from teams, enumerate and delete vict...

CVE-2025-48053

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, sending a malicious URL in a PM to a bot user can cause a reduced the availability of a Discourse instance...

GitLab: Privilege escalation of "external user" (with maintainer privilege) to internal access through project token

Summary An "external user" a user account with the status external which is granted "Maintainer" role on any project on the GitLab instance where "project tokens" are allowed can elevate its privilege to "Internal". An external user with maintainer permissions could create a project token, which...