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.
Metrics
Affected Vendors & Products
References
History
Mon, 19 Oct 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Sat, 17 Oct 2026 19:00:00 +0000
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| Description | 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. | |
| Title | Vikunja 2.3.0 before 2.7.0 WebSocket Authentication Ignores Session Revocation | |
| First Time appeared |
Vikunja
Vikunja vikunja |
|
| Weaknesses | CWE-613 | |
| CPEs | cpe:2.3:a:vikunja:vikunja:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Vikunja
Vikunja vikunja |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-10-17T18:46:32.545Z
Updated: 2026-10-19T14:59:06.808Z
Reserved: 2026-10-17T12:18:55.462Z
Link: CVE-2026-111917
Updated: 2026-10-19T14:58:32.472Z
Status : Deferred
Published: 2026-10-17T19:16:34.263
Modified: 2026-10-19T21:14:14.150
Link: CVE-2026-111917
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