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CVE-2026-123495 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:3.5 LOWVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CNA: [email protected]CVSS-B:4.6 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/go-vikunja/vikunja/security/advisories/GHSA-frf4-3prf-3vch	[email protected]	AdvisoryTechnical AnalysisVendor
https://www.vulncheck.com/advisories/vikunja-2.0.0-before-2.7.1-login-csrf-via-api-v2-login-and-oidc-callback	[email protected]	AdvisoryVendor

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-352	Cross-Site Request Forgery (CSRF)	[email protected]

Affected Products

Product	Versions
Vikunja	>= 2.0.0, <= 2.7.0 (semver)
CPE No CPEs found in CPE dictionary for this product. Remediation Upgrade: 2.7.1moderate effort

Change History

1 change record found show changes