CVE-2026-28699

HIGH 8.1

Gitea Basic Auth bypasses OAuth2 access token scopes

CVSS Score

8.1

EPSS Score

0.0%

EPSS Percentile

0th

Gitea versions up to and including 1.26.1 allow OAuth2 access token scope enforcement to be bypassed through HTTP Basic authentication.

CWE	CWE-284 CWE-863
Vendor	gitea
Product	gitea open source git server
Published	Jul 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Affected Versions

Gitea / Gitea Open Source Git Server

0 ≤ 1.26.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/go-gitea/gitea/security/advisories/GHSA-9r5x-wg6m-x2rc github.com: https://github.com/go-gitea/gitea/pull/37503 github.com: https://github.com/go-gitea/gitea/releases/tag/v1.26.2 blog.gitea.com: https://blog.gitea.com/release-of-1.26.2/

Credits

🔍 Alardiians