CVE-2026-27771

High

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.

SeverityHigh

CVSS8.2

Exploit probability—

ProductCode.gitea.io/gitea

PublishedJul 3, 2026

First seenJul 3, 2026

Weakness typeCWE-862Missing authorization

How to fix

Update

code.gitea.io/gitea1.26.2 or later

Patches

github.com/go-gitea/gitea/pull/37610

Vendor advisories

github.com/go-gitea/gitea/security/advisories/GHSA-8qw8-rq86-9pc2
github.com/go-gitea/gitea/releases/tag/v1.26.2
blog.gitea.com/release-of-1.26.2/

Affected products

Product	Affected versions	Fixed in
code.gitea.io/giteaGo	v < 1.26.2	1.26.2

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