EUVD-2026-44955

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...

EUVD-2026-44919

HCL DFXAnalytics is affected by a Missing SameSite Attribute vulnerability. The application fails to set the "SameSite" attribute on session cookies generated during authentication, which could allow a remote attacker to execute Cross-Site Request Forgery CSRF attacks if additional mitigations,...

CVE-2026-45795: Improper Verification of Cryptographic Signature

The Janssen Project is an open-source identity and access management IAM platform. Prior to 2.0.0, jans-auth-server accepts unsigned JWE request objects because JwtAuthorizationRequest skips inner signature validation when jwe.getSignedJWTPayload returns null, and...

PT-2026-89189

Уязвимость функции has auth компонента GRANT PROXY системы управления базами данных MariaDB связана с недостатками процедуры аутентификации. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, обойти существующие механизмы безопасности и повысить свои привилегии...

PT-2026-60508

Name of the Vulnerable Software and Affected Versions Grafana OnCall versions prior to 1.16.12 Description An unauthenticated access issue exists where remote attackers can obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint. This is possible by using...

Pomerium Pre-Auth Memory Exhaustion via Unbounded zstd Decompression in HPKE Callback

Summary The HPKE V2 URL decode path in pkg/hpke/url.go decompresses attacker-controlled zstd data without any size limit. On Pomerium deployments using the stateless authentication flow Pomerium Zero / hosted authenticate, the proxy's /.pomerium/callback endpoint is reachable without credentials...

CVE-2026-49352

9Router is an AI router & token saver. From 0.2.21 until 0.4.44, 9Router used the hardcoded fallback JWT secret 9router-default-secret-change-me in src/app/api/auth/login/route.js, src/middleware.js, and later src/lib/auth/dashboardSession.js, allowing attackers to forge an authtoken cookie when...

CVE-2026-49352

9Router is an AI router & token saver. From 0.2.21 until 0.4.44, 9Router used the hardcoded fallback JWT secret 9router-default-secret-change-me in src/app/api/auth/login/route.js, src/middleware.js, and later src/lib/auth/dashboardSession.js, allowing attackers to forge an authtoken cookie when...

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-2026-53515

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-2026-53516

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-2026-53512

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-2026-53517 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...

@inkeep/agents-api (>=0.73.0, <=0.80.7), @inkeep/agents-cli (>=0.73.0, <=0.80.7) +5 more potentially affected by CVE-2026-53517 via @better-auth/oauth-provider (1.6.9)

@better-auth/oauth-provider NPM version 1.6.9 is affected by a known vulnerability. The following packages have a transitive dependency on @better-auth/oauth-provider and may be impacted: - @inkeep/agents-api =0.73.0, =0.73.0, =0.73.1, =0.73.0, =0.73.1, =0.73.1, =0.73.1, =0.80.7 Source cves:...

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...

@agentcorporation/server (>=0.3.3, <=0.3.13), @agentuity/auth (>=1.0.35, <=3.0.0-alpha.6) +120 more potentially affected by CVE-2026-53517 via better-auth (>=1.4.9, <=1.6.0-beta.0)

better-auth NPM version =1.4.9, =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, =0.0.7, =1.4.21, =1.7.0, =2026.512.0-canary.0, =2.1.0, =2.1.1 and more Source cves: CVE-2026-53517 Source advisory: MEND:CVE-2026-53517...