CVEvulnerability
CVE-2026-111920
5.3 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-10-17
- Last modified
- 2026-10-19
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.3 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-269
Description
Vikunja 2.6.0 contains a broken access control flaw in getProjectAccessForUser (pkg/models/project_access.go), which resolves a user's effective project permission as the maximum over the project tree, silently overriding explicit lower-permission shares on sub-projects. A collaborator with write access on a parent project but read-only access to a child project can modify the child project's tasks and content.
Related
Weakness · CWE (1)
- CWE-269 Improper Privilege Management weakness
References
- https://github.com/go-vikunja/vikunja/security/advisories/GHSA-pjr3-86v4-5p7w github.com
- https://www.vulncheck.com/advisories/vikunja-2.6.0-broken-access-control-via-inherited-project-permissions www.vulncheck.com
- https://github.com/go-vikunja/vikunja/security/advisories/GHSA-pjr3-86v4-5p7w github.com