Gitea
CVE-2026-20888
MEDIUM
GHSA-9cgq-wp42-4rpq
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Primary rating from NVD.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Lifecycle Timeline
3DescriptionCVE.org
Gitea does not properly verify authorization when canceling scheduled auto-merges via the web interface. A user with read access to pull requests may be able to cancel auto-merges scheduled by other users.
AnalysisAI
Gitea fails to enforce proper authorization checks when users attempt to cancel scheduled auto-merges through the web interface, allowing any user with pull request read access to cancel merge operations initiated by other users. This authorization bypass could disrupt automated workflows and merge processes across repositories. …
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Vulnerability AssessmentAI
| Risk Assessment | CVSS 4.3 (MEDIUM). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker could exploit this vulnerability to compromise the affected system. |
| Remediation | A vendor patch is available — apply it immediately. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …
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Authorization bypass in Gitea versions up to and including 1.26.1 allows any authenticated user with mere read access to
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Authorization scope bypass in Gitea v1.26.1 and earlier allows authenticated users to use OAuth2/PAT Bearer tokens to pe
Authorization bypass in Gitea versions 1.22.3 through 1.26.1 allows holders of `public-only` access tokens or OAuth gran
Vendor StatusVendor
SUSE
Severity: Medium| Product | Status |
|---|---|
| openSUSE Leap 15.6 | Fixed |
| SUSE Linux Enterprise Module for Package Hub 15 SP5 | Fixed |
| SUSE Linux Enterprise Module for Package Hub 15 SP6 | Fixed |
| openSUSE Leap 15.5 | Fixed |
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External POC / Exploit Code
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