EUVD-2026-108256Published
Better Auth 1.4.0-beta.18 before 1.7.7 Authentication Bypass via Magic Link
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-110862 · Microsoft / collected KEV context
CVE-2026-114607 · Microsoft / collected KEV context
cve-program · CVE-2026-110862
- 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
cve-program · CVE-2026-114607
- https://github.com/better-auth/better-auth/security/advisories/GHSA-965c-763c-88jm
- https://github.com/better-auth/better-auth/pull/11494
- https://github.com/better-auth/better-auth/commit/ac54bfd67821a7607533af2059858b12bc54e26a
- https://github.com/better-auth/better-auth/releases/tag/v1.7.7
euvd · EUVD-2026-101745
- 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
euvd · EUVD-2026-108256
- https://github.com/better-auth/better-auth/security/advisories/GHSA-965c-763c-88jm
- https://github.com/better-auth/better-auth/pull/11494
- https://github.com/better-auth/better-auth/commit/ac54bfd67821a7607533af2059858b12bc54e26a
- https://github.com/better-auth/better-auth/releases/tag/v1.7.7
nvd · CVE-2026-110862
- 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
nvd · CVE-2026-114607
- https://github.com/better-auth/better-auth/commit/ac54bfd67821a7607533af2059858b12bc54e26a
- https://github.com/better-auth/better-auth/pull/11494
- https://github.com/better-auth/better-auth/releases/tag/v1.7.7
- https://github.com/better-auth/better-auth/security/advisories/GHSA-965c-763c-88jm
osv · GHSA-965c-763c-88jm
- https://github.com/better-auth/better-auth/security/advisories/GHSA-965c-763c-88jm
- https://nvd.nist.gov/vuln/detail/CVE-2026-114607
- https://github.com/better-auth/better-auth/pull/11494
- https://github.com/better-auth/better-auth/commit/ac54bfd67821a7607533af2059858b12bc54e26a
- https://github.com/better-auth/better-auth
- https://github.com/better-auth/better-auth/releases/tag/v1.7.7
Related operational evidence
Explicit CVE identifiers- Better Auth is an authentication and authorization library for TypeScript. From 1.4.0-beta.18 until 1.7.7, deployments that enable Magic Link with storeToken set to plain, or with storeToken set to hashed and the global verification.storeId… · Advisory content revised · 30 Oct 2026
- better-auth: OAuth state can be used as a Magic Link to sign in as another user · Newly collected advisory · 27 Oct 2026