PT-2026-55587 · Gitea · Gitea Open Source Git Server

Kript0R3X · Published 2026-07-03 · Updated 2026-07-03 · CVE-2026-20779

Mitre

CVSS v3.1

7.1

High

Base vector

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

Gitea versions from 1.5.0 before 1.26.3 have a TOTP single-use enforcement defect that allows a valid TOTP code to be accepted more than once across web two-factor authentication flows and the Basic Auth X-Gitea-OTP path.

Fix

Weakness Enumeration

CWE-294

Related Identifiers

CVE-2026-20779

Affected Products

Gitea Open Source Git Server

References · 5

• https://github.com/go-gitea/gitea/pull/38151 · Patch
• https://github.com/go-gitea/gitea/security/advisories/GHSA-gx3v-q759-g323 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-20779 · Security Note
• https://github.com/go-gitea/gitea/releases/tag/v1.26.3 · Note
• https://blog.gitea.com/release-of-1.26.3-and-1.26.4 · Note