CVE-2026-35596 Vikunja has Broken Access Control on Label Read via SQL Operator Precedence Bug
MediumCVSS 4.3
EPSS 0.28%
- Published
- Updated
- Exploit status
- No public exploit known
Description
Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the hasAccessToLabel function contains a SQL operator precedence bug that allows any authenticated user to read any label that has at least one task association, regardless of project access. Label titles, descriptions, colors, and creator information are exposed. This vulnerability is fixed in 2.3.0.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| code.vikunja.io/api(Go) | < 2.3.0 | 2.3.0 |
| code.vikunja.io/api(Go) | All versions | No fix listed |
| go-vikunja vikunja | = < 2.3.0 | No fix listed |
| code.vikunja.io/api(Go) | <= 2.2.2 | No fix listed |
| vikunja | < 2.3.0 | 2.3.0 |
References
- https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hj5c-mhh2-g7jq exploit vendor-advisory
- https://github.com/go-vikunja/vikunja/pull/2578 issue-tracking patch
- https://github.com/go-vikunja/vikunja/commit/fc216c38afaa51dd56dde7a97343d2148ecf24c1 patch
- github.com product
- https://github.com/go-vikunja/vikunja/releases/tag/v2.3.0 release-notes
- github.com