Security Advisory

CVE-2026-91980

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-15 15:18:24
Last updated 2026-09-15 16:03:30
Assigner VulnCheck
CVSS score 5.3
State PUBLISHED

Description

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 unauthorized teams.