{"id":"CVE-2026-82470","summary":"Rodauth before 2.47.0 TOTP Code Reuse via Drift Window","details":"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.","aliases":["GHSA-hhvg-6qmv-58vc"],"modified":"2026-09-02T03:31:01.127245127Z","published":"2026-08-29T16:35:31.777Z","database_specific":{"cwe_ids":["CWE-294"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82470.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82470.json"},{"type":"ADVISORY","url":"https://github.com/jeremyevans/rodauth/security/advisories/GHSA-hhvg-6qmv-58vc"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82470"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/rodauth-before-2.47.0-totp-code-reuse-via-drift-window"},{"type":"FIX","url":"https://github.com/jeremyevans/rodauth/commit/3bfd0a11bae70935b1944e71dbe787dd0c3a62ad"},{"type":"PACKAGE","url":"https://github.com/jeremyevans/rodauth"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/jeremyevans/rodauth","events":[{"introduced":"0"},{"fixed":"a7edd275254766ea4126d6f722cfdbd26002c29c"},{"fixed":"3bfd0a11bae70935b1944e71dbe787dd0c3a62ad"}],"database_specific":{"source":["DESCRIPTION","REFERENCES"],"extracted_events":[{"introduced":"0"},{"fixed":"2.47.0"}]}}],"versions":["2.46.0","2.45.0","2.44.0","2.43.0","2.42.0","2.41.0","2.40.0","2.39.0","2.38.0","2.37.0","2.36.0","2.35.0","2.34.0","2.33.0","2.32.0","2.31.0","2.30.0","2.29.0","2.28.0","2.27.0","2.26.1","2.26.0","2.25.0","2.24.0","2.23.0","2.22.0","2.21.0","2.20.0","2.19.0","2.18.0","2.17.0","2.16.0","2.15.0","2.14.0","2.13.0","2.12.0","2.11.0","2.10.0","2.9.0","2.8.0","2.7.0","2.6.0","2.5.0","2.4.0","2.3.0","2.2.0","2.1.0","2.0.0","1.23.0","1.22.0","1.21.0","1.20.0","1.19.1","1.19.0","1.18.0","1.17.0","1.16.0","1.15.0","1.14.0","1.13.0","1.12.0","1.11.0","1.10.0","1.9.0","1.8.0","1.7.0","1.6.0","1.5.0","1.4.0","1.3.0","1.2.0","1.1.0","1.0.0","0.10.0","0.9.1","0.9.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-82470.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"}]}