CVE-2026-27771: Missing Authorization in Gitea Gitea Open Source Git Server
Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information.
AI Analysis
Technical Summary
CVE-2026-27771 describes a missing authorization vulnerability in Gitea Open Source Git Server affecting versions up to 1.26.1. The issue involves insufficient permission checks on Composer package source links, which may allow unauthorized access to private or internal package source information. The vulnerability is rated high severity with a CVSS 3.0 score of 8.2, indicating network attack vector, low attack complexity, no privileges required, no user interaction, and high confidentiality impact with limited integrity impact and no availability impact. No official patch or remediation level is indicated in the available data.
Potential Impact
The vulnerability can lead to unauthorized disclosure of private or internal Composer package source information, potentially exposing sensitive data. The confidentiality impact is high, while integrity impact is low and availability is unaffected. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to affected Gitea instances and monitor for unauthorized access to Composer package source links.
CVE-2026-27771: Missing Authorization in Gitea Gitea Open Source Git Server
Description
Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information.
CVSS v3.0
Score 8.2high
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-27771 describes a missing authorization vulnerability in Gitea Open Source Git Server affecting versions up to 1.26.1. The issue involves insufficient permission checks on Composer package source links, which may allow unauthorized access to private or internal package source information. The vulnerability is rated high severity with a CVSS 3.0 score of 8.2, indicating network attack vector, low attack complexity, no privileges required, no user interaction, and high confidentiality impact with limited integrity impact and no availability impact. No official patch or remediation level is indicated in the available data.
Potential Impact
The vulnerability can lead to unauthorized disclosure of private or internal Composer package source information, potentially exposing sensitive data. The confidentiality impact is high, while integrity impact is low and availability is unaffected. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to affected Gitea instances and monitor for unauthorized access to Composer package source links.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Gitea
- Date Reserved
- 2026-03-03T03:25:50.291Z
- Cvss Version
- 3.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4820fe27e9c79719acc071
Added to database: 07/03/2026, 20:52:14 UTC
Last enriched: 07/11/2026, 08:46:23 UTC
Last updated: 08/16/2026, 12:41:08 UTC
Views: 74
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