CVE-2026-55987

high

Description

OAuth2 sign-in reactivates an administrator-deactivated account on auth sources without refresh tokens (incomplete fix of #38009)

References

https://github.com/go-gitea/gitea/security/advisories/GHSA-vrhc-jjfc-m3m3

https://github.com/go-gitea/gitea/releases/tag/v1.27.0

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-58141

https://blog.gitea.com/gitea-1.27.0-is-released/

Details

Source: Mitre, NVD

Published: 2026-08-13

Updated: 2026-08-26

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 8.1

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

Severity: High

EPSS

EPSS: 0.00413