CVE-2026-111917
CVE-2026-111917 · Vikunja 2.3.0 before 2.7.0 WebSocket Authentication Ignores Session Revocation
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Vikunja 2.3.0 before 2.7.0 contains an improper session validation vulnerability that allows attackers to keep WebSocket access after revocation because handleAuth never checks the JWT sid claim against the sessions table. Attackers holding a stolen access token can open or maintain connections to /api/v2/ws after session deletion or TOTP enrollment, continuing to receive the victim's notification.created pushes, including comment, task and project content.
CVSS 7.1 · High · EPSS 0.4% · Fix available
- Published
- Updated
Affected products and versions
vikunja
- Versions
- ≥ 2.3.0, < 2.7.0: Affected (semver)
- 2.7.0: Not affected (semver)
Update to 2.7.0