Incorrect Authorization Affecting github.com/go-vikunja/vikunja/pkg/models package, versions <2.3.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMGOVIKUNJAVIKUNJAPKGMODELS-16316427
- published28 Apr 2026
- disclosed10 Apr 2026
- creditalecclyde
Introduced: 10 Apr 2026
CVE-2026-40103 Â (opens in a new tab)How to fix?
Upgrade github.com/go-vikunja/vikunja/pkg/models to version 2.3.0 or higher.
Overview
Affected versions of this package are vulnerable to Incorrect Authorization via improper authorization checks in the CanDoAPIRoute process. An attacker can delete project backgrounds by using an API token with only the projects.background permission, bypassing intended access controls for destructive operations.