{"id":"EUVD-2026-101744","revision":"d9f269854a4e4c65ad3073fa602785bd","records":[{"revision":"d9f269854a4e4c65ad3073fa602785bd","observedAt":"2026-10-30T01:56:01.334+00:00","statement":{"source":"euvd","id":"EUVD-2026-101744","aliases":["CVE-2026-110861","GHSA-wrjq-vqr4-qw7r"],"title":"Better Auth @better-auth/drizzle-adapter and better-auth from 1.6.17 before 1.7.7, and @better-auth/kysely-adapter from 1.6.17 before 1.7.0, contain a race condition in database-backed rate limiting on PostgreSQL where the limit check is no…","description":"Better Auth @better-auth/drizzle-adapter and better-auth from 1.6.17 before 1.7.7, and @better-auth/kysely-adapter from 1.6.17 before 1.7.0, contain a race condition in database-backed rate limiting on PostgreSQL where the limit check is not atomic with the counter update. Remote attackers can send bursts of concurrent requests that pass the check together, exceeding configured limits on password sign-in, two-factor verification, one-time code, password reset, and other rate-limited endpoints.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":6.3,"severity":null}],"references":["https://github.com/better-auth/better-auth/security/advisories/GHSA-44jh-23m7-hpcf","https://www.vulncheck.com/advisories/better-auth-drizzle-adapter-1.6.17-before-1.7.7-rate-limit-bypass-via-race-condition"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-101744","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Oct 14, 2026, 10:52:45 PM","dateUpdated":"Oct 20, 2026, 2:26:30 AM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-101744","identifiers":["EUVD-2026-101744","CVE-2026-110861","GHSA-wrjq-vqr4-qw7r"]},"retained":false,"historicalAffected":[]}],"coverage":[]}