VulnerabilityDeferred

CVE-2026-27771

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.

HIGH 8.2EPSS 1.39%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.0: 8.2 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
EPSS: 1.39% probability · 71th percentile
CISA KEV: Not listed
Weakness: CWE-862
Source: 88ee5874-cf24-4952-aea0-31affedb7ff2

References

https://blog.gitea.com/release-of-1.26.2/
https://github.com/go-gitea/gitea/pull/37610
https://github.com/go-gitea/gitea/releases/tag/v1.26.2
https://github.com/go-gitea/gitea/security/advisories/GHSA-8qw8-rq86-9pc2

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.