Auth bypass in Go-vikunja Vikunja
CVE-2026-33668
Vikunja is an open-source self-hosted task management platform. Starting in version 0.18.0 and prior to version 2.2.1, when a user account is disabled or locked, the status check is only enforced on the local login and JWT token refresh pa…
EPSS: 0.005 (36.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Go-vikunja Vikunja — versions >= 0.18.0, < 2.2.1
- Vikunja
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-33668?
- CVE-2026-33668 is a high-severity vulnerability in Go-vikunja Vikunja, classified under Improper Authorization. CVSS score: 8.1/10. Published 2026-03-24.
- How severe is CVE-2026-33668?
- High severity. CVSS v3 base score is 8.1 out of 10.