CVE-2026-20897
CRITICAL
GHSA-393c-qgvj-3xph
9.1
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Lifecycle Timeline
3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
Patch Released
Jan 29, 2026 - 22:02 nvd
Patch available
CVE Published
Jan 22, 2026 - 22:16 nvd
CRITICAL 9.1
Description
Gitea does not properly validate repository ownership when deleting Git LFS locks. A user with write access to one repository may be able to delete LFS locks belonging to other repositories.
Analysis
Gitea fails to validate repository ownership when deleting Git LFS locks, allowing users with write access to one repo to delete LFS locks in other repositories.
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Remediation
Within 24 hours: Assess your Gitea deployment version and confirm if you are running an affected version. Within 7 days: Apply the available vendor patch to all Gitea instances in your environment and test functionality in a staging environment first. …
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Priority Score
46
Low
Medium
High
Critical
KEV: 0
EPSS: +0.0
CVSS: +46
POC: 0
Vendor Status
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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