CVE-2026-82470

Description

Rodauth before 2.47.0 contains a time-based one-time password reuse vulnerability in the otp feature that fails to track the last accepted code timestamp. Attackers who observe a valid TOTP code can replay it during the drift window to bypass the second authentication factor.

CVSS Vector

References

• https://github.com/jeremyevans/rodauth
• https://github.com/jeremyevans/rodauth/commit/3bfd0a11bae70935b1944e71dbe787dd0c3a62ad
• https://github.com/jeremyevans/rodauth/security/advisories/GHSA-hhvg-6qmv-58vc
• https://www.vulncheck.com/advisories/rodauth-before-2.47.0-totp-code-reuse-via-drift-window