Vikunja: Link-share principal ID collision allows cross-account API token issuance and management in code.vikunja.io/api
Vikunja: Link-share principal ID collision allows cross-account API token issuance and management in code.vikunja.io/api. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. (If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.) The additional affected modules and versions are: code.vikunja.io/api before v2.4.0.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-68581US | —OT elevated | — | ||
Vikunja versions 0.22.0 through 2.3.0 fail to validate the principal type in API token management. Because user IDs and link-share IDs are independent numeric sequences and both re… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/go-vikunja/vikunja/commit/95b7e673fb5ee407498fa4b13e8b4c57847a4a0bWEB
- https://github.com/go-vikunja/vikunja/commit/e6b25bd57b537ef9a72b5acdadf446ca5ef77bfaWEB
- https://github.com/go-vikunja/vikunja/releases/tag/v2.4.0WEB
- https://github.com/go-vikunja/vikunja/security/advisories/GHSA-vvcv-vpph-h844ADVISORY
- https://nvd.nist.gov/vuln/detail/CVE-2026-68581ADVISORY
- https://www.vulncheck.com/advisories/vikunja-through-authentication-bypass-via-principal-id-collisionWEB
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