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.
Published: 2026-07-03
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 07 Jul 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Mon, 06 Jul 2026 23:15:00 +0000

Type Values Removed Values Added
First Time appeared Gitea
Gitea gitea Open Source Git Server
Vendors & Products Gitea
Gitea gitea Open Source Git Server

Fri, 03 Jul 2026 20:45:00 +0000

Type Values Removed Values Added
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.
Title Gitea Docker image trusts spoofable reverse-proxy headers by default
Weaknesses CWE-284
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

Gitea Gitea Open Source Git Server
cve-icon MITRE

Status: PUBLISHED

Assigner: Gitea

Published:

Updated: 2026-07-07T17:00:46.549Z

Reserved: 2026-03-03T03:25:59.988Z

Link: CVE-2026-20896

cve-icon Vulnrichment

Updated: 2026-07-06T19:03:20.935Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-07T19:30:04Z

Weaknesses