BE
Product
better-auth
by better-auth · last CVE Oct 22, 2026
30
CVEs
0
On KEV
9.6
Max CVSS
5
New 30D
Severity mix
Critical 5High 14Medium 7Low 4
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Add better-auth to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-53513
9.6
0%
Jul 15
Better Auth: Server-side request forgery via unvalidated OIDC endpoints on @better-auth/sso provider registration
Affected: >= 0.1.0, < 1.6.11
CVE-2025-61928
9.3
19%
Oct 9
Better Auth: Unauthenticated API key creation through api-key plugin
Affected: < 1.3.26
CVE-2026-114607
New
9.1
0%
Oct 22
better-auth: OAuth state can be used as a Magic Link to sign in as another user
Affected: >= 1.4.0-beta.18, < 1.7.7
CVE-2026-110862
9.1
0%
Oct 14
Better Auth 1.4.0-beta.18 before 1.7.7 Authentication Bypass via Magic Link
Affected: 1.4.0-beta.18 before 1.7.7
CVE-2026-53512
9.1
0%
Jul 15
Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins
Affected: < 1.6.11
CVE-2026-67336
8.7
0%
Aug 1
better-auth before 1.6.11 Insecure Cryptographic Defaults via oidcProvider
Affected: before 1.6.11
CVE-2025-71399
8.6
1%
Aug 2
Better Auth before 1.4.5 Path Normalization Bypass via rou3
Affected: before 1.4.5
CVE-2026-67327
8.3
0%
Aug 1
better-auth before 1.6.22 Account Takeover via Magic-Link Email-OTP
Affected: 1.1.3 before 1.6.22; 1.7.0-beta.0 before 1.7.0-beta.10
CVE-2026-53516
8.3
0%
Jul 15
Better Auth: Account takeover via OAuth auto-link to unverified pre-registered email
Affected: < 1.6.11
CVE-2026-109346
8.1
0%
Oct 12
better-auth 1.3.8-beta.3 before 1.7.0-rc.3 Device Authorization Phishing via /device
Affected: 1.3.8-beta.3 before 1.7.0-rc.3
CVE-2026-53517
8.1
0%
Jul 15
Better Auth OAuth Provider: Refresh Token Rotation Race Condition Allows Concurrent Replay and Token Family Forking
Affected: >= 1.4.8-beta.7, < 1.6.0
CVE-2026-53518
8.1
0%
Jul 15
Better Auth OAuth Provider: Race Condition in Authorization Code Exchange Enables Multi-Use Code Redemption
Affected: >= 1.6.0, < 1.6.11
CVE-2026-53514
7.7
0%
Jul 15
Better Auth: Unauthorized invitation acceptance via unverified email match in organization plugin
Affected: < 1.6.11
CVE-2026-45337
7.6
0%
Jul 15
Better Auth: Device authorization approve and deny accept any authenticated session while the user code is pending
Affected: >= 1.6.0, < 1.6.11
CVE-2026-110864
7.4
0%
Oct 14
Better Auth 1.5.0-beta.12 before 1.7.7 Authentication Bypass via OAuth Proxy
Affected: 1.5.0-beta.12 before 1.7.7
CVE-2026-45364
7.3
0%
May 28
Better Auth: Rate limiter keys IPv6 addresses individually and is bypassable via prefix rotation
Affected: < 1.4.17; >= 1.5.0-beta.1, < 1.5.0-beta.9
CVE-2026-67333
7.2
0%
Aug 1
better-auth before 1.6.13 Stored XSS via javascript redirect_uri
Affected: before 1.6.13; 1.7.0-beta.0 before 1.7.0-beta.4
CVE-2025-71403
7.1
0%
Aug 1
better-auth before 1.1.20 Open Redirect via trustedOrigins Bypass
Affected: before 1.1.20
CVE-2026-53515
7.1
0%
Jul 15
Better Auth: Privilege escalation via SSO provider registration: missing admin role check in @better-auth/sso
Affected: >= 1.2.10, < 1.6.11
CVE-2026-67337
6.5
0%
Aug 1
better-auth before 1.4.9 Two-Factor Authentication Bypass via session.cookieCache
Affected: before 1.4.9
CVE-2026-41427
6.5
0%
Apr 24
Better Auth OAuth 2.1 Provider: Unprivileged users can register OAuth clients
Affected: >= 1.4.8-beta.7, < 1.6.5; >= 1.7.0-beta.0, <= 1.7.0-beta.1
CVE-2025-27143
6.1
0%
Feb 24
Better Auth is an authentication and authorization library for TypeScript
Affected: before 1.1.21
CVE-2024-56734
6.1
0%
Dec 30
Better Auth has an Open Redirect Vulnerability in Verify Email Endpoint
Affected: < 1.1.5
CVE-2025-71401
5.9
0%
Aug 2
better-auth before 1.4.2 basePath Modification DoS
Affected: before 1.4.2
CVE-2026-67335
5.3
0%
Aug 1
better-auth before 1.6.2 OAuth State Validation Bypass
Affected: before 1.6.2
CVE-2025-71404
5.1
1%
Aug 1
better-auth before 1.1.16 Reflected XSS via error parameter
Affected: before 1.1.16
CVE-2026-67334
3.8
0%
Aug 1
better-auth Stale Sessions Persist After User Deletion
Affected: 0.3.4 before 1.6.11; 1.6.0 before 1.6.11
CVE-2026-110861
3.7
0%
Oct 14
Better Auth drizzle-adapter 1.6.17 before 1.7.7 Rate Limit Bypass via Race Condition
Affected: 1.6.17 before 1.7.7
CVE-2025-53535
2.1
0%
Jul 7
Better Auth has an Open Redirect Vulnerability in originCheck Middleware Affecting Multiple Routes
Affected: < 1.2.10
CVE-2025-71402
2.0
0%
Aug 1
better-auth before 1.4.0 Session Revocation via Forged Cookie
Affected: before 1.4.0
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