CVE-2026-58423: CWE-287 in Gitea Gitea Open Source Git Server
CVE-2026-58423 is a vulnerability in Gitea Open Source Git Server version 1.23.0 that allows unauthorized read access to private repositories. This occurs due to an LFS authentication bypass triggered by a malformed SSH sub-verb. The vulnerability is classified under CWE-287 (Improper Authentication) and has a high severity rating with a CVSS score of 7.7.
AI Analysis
Technical Summary
This vulnerability in Gitea 1.23.0 involves an authentication bypass in the Large File Storage (LFS) feature via a malformed SSH sub-verb. Exploiting this flaw allows an attacker with limited privileges to bypass authentication controls and gain unauthorized read access to private repositories. The issue is categorized as CWE-287, indicating improper authentication mechanisms. No official patch or remediation level has been provided at the time of this report.
Potential Impact
An attacker can bypass authentication for LFS operations over SSH, resulting in unauthorized read access to private repositories. This compromises confidentiality but does not affect integrity or availability. The vulnerability requires network access and some level of privileges (PR:L) but no user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict SSH access to trusted users and monitor for suspicious LFS activity. Avoid exposing the vulnerable version in untrusted environments.
CVE-2026-58423: CWE-287 in Gitea Gitea Open Source Git Server
Description
CVE-2026-58423 is a vulnerability in Gitea Open Source Git Server version 1.23.0 that allows unauthorized read access to private repositories. This occurs due to an LFS authentication bypass triggered by a malformed SSH sub-verb. The vulnerability is classified under CWE-287 (Improper Authentication) and has a high severity rating with a CVSS score of 7.7.
CVSS v3.1
Score 7.7high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Gitea 1.23.0 involves an authentication bypass in the Large File Storage (LFS) feature via a malformed SSH sub-verb. Exploiting this flaw allows an attacker with limited privileges to bypass authentication controls and gain unauthorized read access to private repositories. The issue is categorized as CWE-287, indicating improper authentication mechanisms. No official patch or remediation level has been provided at the time of this report.
Potential Impact
An attacker can bypass authentication for LFS operations over SSH, resulting in unauthorized read access to private repositories. This compromises confidentiality but does not affect integrity or availability. The vulnerability requires network access and some level of privileges (PR:L) but no user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict SSH access to trusted users and monitor for suspicious LFS activity. Avoid exposing the vulnerable version in untrusted environments.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Gitea
- Date Reserved
- 2026-06-30T18:57:20.614Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Gcve Source
- db.gcve.eu
Threat ID: 6a483c9d27e9c79719d7f5d4
Added to database: 07/03/2026, 22:50:05 UTC
Last enriched: 07/03/2026, 22:53:30 UTC
Last updated: 07/03/2026, 22:53:30 UTC
Views: 2
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