CVE-2026-20896: CWE-284 in Gitea Gitea Open Source Git Server
Gitea Docker image versions up to and including 1.26.2 use REVERSE_PROXY_TRUSTED_PROXIES=* by default, allowing any source IP to impersonate a user when reverse-proxy authentication headers such as X-WEBAUTH-USER are enabled.
CVE-2026-20896: CWE-284 in Gitea Gitea Open Source Git Server
Description
Gitea Docker image versions up to and including 1.26.2 use REVERSE_PROXY_TRUSTED_PROXIES=* by default, allowing any source IP to impersonate a user when reverse-proxy authentication headers such as X-WEBAUTH-USER are enabled.
CVSS v3.1
Score 9.8critical
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Gitea
- Date Reserved
- 2026-03-03T03:25:59.988Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4820fb27e9c79719acbf16
Added to database: 07/03/2026, 20:52:11 UTC
Last updated: 07/03/2026, 20:52:11 UTC
Views: 1
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