CVE-2026-123495go-vikunja vikunja Cross-Site Request Forgery (CSRF)
NVD
Vulnerability Summary
Vikunja 2.0.0 before 2.7.1 accepts form-encoded bodies on the /api/v2 login and OIDC callback endpoints without CSRF or Origin checks, enabling login cross-site request forgery. An attacker with an account can lure a victim to a page posting the attacker's credentials or OIDC code, switching the victim into the attacker's account and exposing data the victim then adds.
CVSS v4.0 Base Metrics — Score 5.1 (MEDIUM)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:NAttack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredLow
User InteractionPassive
Confidentiality (Vulnerable System)Low
Integrity (Vulnerable System)Low
Availability (Vulnerable System)None
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
Show CVSS v3.x metrics (score 4.6)
CVSS v3.1 Base Metrics — Score 4.6 (MEDIUM)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:NAttack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionRequired
ScopeUnchanged
ConfidentialityLow
IntegrityLow
AvailabilityNone
Affected & Patched Versions
- go-vikunja vikunja >= 2.0.0 and < 2.7.1
- go-vikunja vikunja 2.7.1
What to do
Fix it during your normal patch cycle. No exploitation is confirmed yet.
- Check whether you run go-vikunja vikunja and which version.
- Update to a patched version listed above, then confirm the new version.
Timeline
- Nov 8, 2026Published
- Nov 11, 2026Record last modified
Score, severity and exploitation changes are tracked from the day Watchtower started logging them.
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Data last checked: Nov 14, 2026 03:22 UTC