Answer in brief
CVE-2026-20896 records a Critical severity (CVSS 9.8) vulnerability in Gitea Docker image trusts spoofable reverse-proxy headers by default. The current sources do not mark it as known exploited. The current feed maps Gitea/Gitea Open Source Git Server (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Gitea/Gitea Open Source Git Server (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Gitea/Gitea Open Source Git Servergeneric | 0 | Not reported |
Published upstream
Jul 3, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 3, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-20896 records a Critical severity (CVSS 9.8) vulnerability in Gitea Docker image trusts spoofable reverse-proxy headers by default. The current sources do not mark it as known exploited. The current feed maps Gitea/Gitea Open Source Git Server (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Gitea/Gitea Open Source Git Server (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Gitea/Gitea Open Source Git Servergeneric | 0 | Not reported |
Published upstream
Jul 3, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 3, 2026
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.
Quoted source text, attributed separately from HOL analysis.