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Vulnerability record · CVE-2026-28699 · published 3 July 2026

CVE-2026-28699: Improper access control vulnerability

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

8.1 CVSS 3.1 High EPSS 0.55% · top 56.2% CWE-284 · Improper access controlCWE-863 · Incorrect authorization Deferred
8.1CVSS 3.1 base score
0.55%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
5References
6 Jul 2026Last modified by NVD

Description

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

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

References

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

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Source: NIST National Vulnerability Database (record CVE-2026-28699), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.