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.
Exploitability
AV:NAC:LPR:NUI:RScope
S:UImpact
C:HI:LA:N7.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:NOther