{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-82470","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-08-29T14:11:08.152Z","datePublished":"2026-08-29T16:35:31.777Z","dateUpdated":"2026-08-29T16:35:31.777Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-08-29T16:35:31.777Z"},"datePublic":"2026-08-23T00:00:00.000Z","title":"Rodauth before 2.47.0 TOTP Code Reuse via Drift Window","descriptions":[{"lang":"en","value":"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."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Authentication Bypass by Capture-replay","cweId":"CWE-294","type":"CWE"}]}],"affected":[{"vendor":"jeremyevans","product":"rodauth","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"2.47.0","status":"affected","versionType":"semver"}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"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","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":5.1,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/jeremyevans/rodauth/commit/3bfd0a11bae70935b1944e71dbe787dd0c3a62ad","tags":["patch"],"name":"Patch Commit"},{"url":"https://github.com/jeremyevans/rodauth/security/advisories/GHSA-hhvg-6qmv-58vc","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-hhvg-6qmv-58vc)"},{"url":"https://github.com/jeremyevans/rodauth","tags":["product"]},{"name":"VulnCheck Advisory: Rodauth before 2.47.0 TOTP Code Reuse via Drift Window","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/rodauth-before-2.47.0-totp-code-reuse-via-drift-window"}],"credits":[{"lang":"en","value":"Joshua Rogers (AISLE Research)","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}