{"id":"EUVD-2026-101745","revision":"9674668766424aaca0aec153f1fd2656","records":[{"revision":"9674668766424aaca0aec153f1fd2656","observedAt":"2026-10-28T00:52:36.363+00:00","statement":{"source":"euvd","id":"EUVD-2026-101745","aliases":["CVE-2026-110862","GHSA-p7w7-v3vp-w8x8"],"title":"Better Auth from 1.4.0-beta.18 before 1.7.7 contains an authentication bypass vulnerability that allows unauthenticated attackers to sign in as other users by reusing OAuth state values as Magic Link tokens. Attackers can start an OAuth sig…","description":"Better Auth from 1.4.0-beta.18 before 1.7.7 contains an authentication bypass vulnerability that allows unauthenticated attackers to sign in as other users by reusing OAuth state values as Magic Link tokens. Attackers can start an OAuth sign-in with a victim's email and submit the returned state to Magic Link verification, gaining sessions or creating falsely email-verified accounts.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":9.3,"severity":null}],"references":["https://github.com/better-auth/better-auth/security/advisories/GHSA-965c-763c-88jm","https://www.vulncheck.com/advisories/better-auth-1.4.0-beta.18-before-1.7.7-authentication-bypass-via-magic-link"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-101745","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Oct 14, 2026, 10:52:46 PM","dateUpdated":"Oct 15, 2026, 1:34:05 PM"},"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-2026-101745","identifiers":["EUVD-2026-101745","CVE-2026-110862","GHSA-p7w7-v3vp-w8x8"]},"retained":false,"historicalAffected":[]}],"coverage":[]}