@agent-native/core (>=0.26.5, <=0.157.8), @agent-native/skills (>=0.2.9, <=0.2.558) +224 more potentially affected by CVE-2026-67327 via better-auth (>=1.1.3, <=1.6.21)

better-auth NPM version =1.1.3, =0.26.5, =0.2.9, =0.3.3, =1.0.35, =1.0.35, =1.0.35, =1.0.35, =1.0.35, =2026.324.0-canary.0, =0.0.2, =2026.501.0, =2026.501.0, =0.1.3, =0.0.7, =0.1.4 and more Source cves: CVE-2026-67327 Source advisory: SNYK:JS-BETTERAUTH-18319507...

GHSA-QQ9H-G4JM-XGF3 Better Auth: Account takeover via pre-account hijacking on magic-link and email-OTP sign-in

Am I affected You are affected if all of the following hold: - You run a better-auth version below 1.6.22, or a 1.7.0-beta below 1.7.0-beta.10. - You enable the magic-link plugin or the email-OTP plugin. - You also enable email and password sign-up with open registration. - An account can exist a...

Insufficient Verification of Data Authenticity

Overview better-auth is a The most comprehensive authentication library for TypeScript. Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity in the authentication process. An attacker can gain persistent unauthorized access to user accounts by...

@agent-native/core (>=0.26.5, <=0.157.8), @agent-native/skills (>=0.2.9, <=0.2.558) +224 more potentially affected by CVE-2026-67327 via better-auth (>=1.1.3, <=1.6.21)

better-auth NPM version =1.1.3, =0.26.5, =0.2.9, =0.3.3, =1.0.35, =1.0.35, =1.0.35, =1.0.35, =1.0.35, =2026.324.0-canary.0, =0.0.2, =2026.501.0, =2026.501.0, =0.1.3, =0.0.7, =0.1.4 and more Source cves: CVE-2026-67327 Source advisory: OSV:GHSA-QQ9H-G4JM-XGF3...

@automate.ax/components-core (>=0.1.3, <=0.3.1), @grease.sh/components-core (0.1.2) +4 more potentially affected by CVE-2026-67329 via @better-auth/stripe (>=1.6.9, <=1.6.11)

@better-auth/stripe NPM version =1.6.9, =0.1.3, =0.1.3, =0.1.0, =0.2.7 - grease.sh 0.1.2 Source cves: CVE-2026-67329 Source advisory: OSV:GHSA-H3RM-78G3-J7CP...

@automate.ax/components-core (>=0.1.3, <=0.3.1), @grease.sh/components-core (0.1.2) +4 more potentially affected by CVE-2026-67329 via @better-auth/stripe (>=1.6.9, <=1.6.11)

@better-auth/stripe NPM version =1.6.9, =0.1.3, =0.1.3, =0.1.0, =0.2.7 - grease.sh 0.1.2 Source cves: CVE-2026-67329 Source advisory: SNYK:JS-BETTERAUTHSTRIPE-18319505...

Incorrect Authorization

Overview @better-auth/stripe is a Stripe plugin for Better Auth Affected versions of this package are vulnerable to Incorrect Authorization through the handling of organization subscription actions when the authorizeReference callback is used and both subscription.enabled and organization.enabled...

PT-2026-67307

Name of the Vulnerable Software and Affected Versions better-auth versions 1.1.3 through 1.6.21 better-auth versions 1.7.0-beta.0 through 1.7.0-beta.9 Description A pre-account hijacking flaw allows account takeover when open email and password registration is enabled alongside magic-link or...

@inkeep/agents-api (>=0.0.0-dev-20260121145510, <=0.80.6), @inkeep/agents-cli (>=0.0.0-chat-to-edit-20251119071712, <=0.80.6) +16 more potentially affected by CVE-2026-53515 via @better-auth/sso (>=1.3.28, <=1.6.9)

@better-auth/sso NPM version =1.3.28, =0.0.0-dev-20260121145510, =0.0.0-chat-to-edit-20251119071712, =0.0.0-dev-20260106221934, =0.0.0-chat-to-edit-20251119071712, =0.0.0-chat-to-edit-20251119071712, =0.0.0-chat-to-edit-20251119071712, =0.0.0-chat-to-edit-20251119071712, =0.0.0-dev-20260203033642...

@inkeep/agents-api (>=0.0.0-dev-20260121145510, <=0.80.6), @inkeep/agents-cli (>=0.0.0-chat-to-edit-20251119071712, <=0.80.6) +16 more potentially affected by CVE-2026-53515 via @better-auth/sso (>=1.3.28, <=1.6.9)

@better-auth/sso NPM version =1.3.28, =0.0.0-dev-20260121145510, =0.0.0-chat-to-edit-20251119071712, =0.0.0-dev-20260106221934, =0.0.0-chat-to-edit-20251119071712, =0.0.0-chat-to-edit-20251119071712, =0.0.0-chat-to-edit-20251119071712, =0.0.0-chat-to-edit-20251119071712, =0.0.0-dev-20260203033642...

CVE-2026-53517

Better Auth is an authentication and authorization library for TypeScript. From 1.4.8-beta.7 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint on the refreshtoken grant performs a non-atomic read, validate, revoke, and mint sequence on the oauthRefreshToken row, allowing...

CVE-2026-53518

Better Auth is an authentication and authorization library for TypeScript. From 1.6.0 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint for the authorizationcode grant redeems a single-use authorization code through a non-atomic find-then-delete sequence, allowing two...

CVE-2026-53512

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, the legacy oidcProvider and mcp plugins expose OAuth token endpoints whose refreshtoken grant authenticates only possession of the bound refreshToken row and matching clientid, without verifying the...

CVE-2026-53516

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, Better Auth's OAuth callback auto-link gate in handleOAuthUserInfo accepts implicit account linking when the OAuth provider asserts emailverified: true without requiring the local user row's emailVerified...

CVE-2026-53515

Better Auth is an authentication and authorization library for TypeScript. From 1.2.10 until 1.6.11, the @better-auth/sso plugin's POST /sso/register endpoint lets any organization member attach a new SSO provider to that organization because registerSSOProvider checks only for a membership row a...

CVE-2026-53517

Better Auth is an authentication and authorization library for TypeScript. From 1.4.8-beta.7 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint on the refreshtoken grant performs a non-atomic read, validate, revoke, and mint sequence on the oauthRefreshToken row, allowing...

EUVD-2026-44745

Better Auth is an authentication and authorization library for TypeScript. From 1.4.8-beta.7 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint on the refreshtoken grant performs a non-atomic read, validate, revoke, and mint sequence on the oauthRefreshToken row, allowing...

CVE-2026-53517

CVE-2026-53517 affects Better Auth’s oauth-provider (and related memory adapter) prior to version 1.6.11. The POST /oauth2/token refresh_token flow performs a non-atomic read–validate–revoke–mint sequence on the oauthRefreshToken row, allowing concurrent requests with the same parent refresh toke...

CVE-2026-53517 Better Auth OAuth Provider: Refresh Token Rotation Race Condition Allows Concurrent Replay and Token Family Forking

Better Auth is an authentication and authorization library for TypeScript. From 1.4.8-beta.7 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint on the refreshtoken grant performs a non-atomic read, validate, revoke, and mint sequence on the oauthRefreshToken row, allowing...

CVE-2026-53517 Better Auth OAuth Provider: Refresh Token Rotation Race Condition Allows Concurrent Replay and Token Family Forking

Better Auth is an authentication and authorization library for TypeScript. From 1.4.8-beta.7 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint on the refreshtoken grant performs a non-atomic read, validate, revoke, and mint sequence on the oauthRefreshToken row, allowing...