CVE-2026-55735

CVE-2026-55735 affects guardian: from 1.0.0 up to before 2.4.1. The revoke/3 path in Guardian.revoke/3 decodes tokens with peek/1 without signature verification, unlike refresh/2 and exchange/4 which verify. An attacker who knows a victim’s jti/sub can forge a JWT and submit it to an endpoint tha...

CVE-2026-55735 Guardian.revoke/3 acts on unverified token claims, allowing forged-token session revocation

Improper Verification of Cryptographic Signature in ueberauth guardian allows an unauthenticated attacker to revoke a victim's session with a forged token. Guardian.revoke/3 in lib/guardian.ex decodes the supplied token with peek/1, which performs no signature verification it only base64-decodes...

CVE-2026-67343

ArcadeDB versions before 26.7.2 fail to properly redact the cluster token in the GET /api/v1/server endpoint, allowing authenticated users to retrieve the arcadedb.ha.clusterToken value in cleartext. Attackers can use the leaked token with X-ArcadeDB-Cluster-Token and X-ArcadeDB-Forwarded-User...

CVE-2026-67334

better-auth versions before 1.6.11 fail to delete cached sessions when removing users via admin, anonymous, or SCIM endpoints when secondaryStorage is configured and storeSessionInDatabase is false. Attackers can reuse deleted user session tokens to maintain authentication for up to seven days...

CVE-2026-67330

@better-auth/scim a better-auth plugin versions = 1.4.0-beta.27 through = 1.7.0-beta.0 through = 1.7.0-beta.9 contain an authorization bypass. SCIM token issuance did not reject provider IDs already used by existing SSO, SAML, OIDC, generic OAuth, or social account providers, and the same logical...

CVE-2026-67331

better-auth SCIM versions from 1.5.0 before 1.7.0-beta.4 fail to bind non-organization SCIM providers to their creator by default, allowing authenticated users to manage other users' providers. Attackers can regenerate SCIM bearer tokens, invalidate legitimate tokens, and authenticate to SCIM API...

CVE-2026-67332

@better-auth/oauth-provider before 1.7.0-beta.4 fails to bind access-token audience to the authorization grant, allowing clients to request tokens for unrelated resources. Attackers can complete an OAuth flow and obtain access tokens whose audience targets resource servers the authorization never...

UBUNTU-CVE-2026-67322

GitPython before 3.1.52 is vulnerable to environment-variable exfiltration in Repo.clonefrom. The caller-supplied remote URL is passed through Git.polishurl, which on non-Cygwin platforms calls os.path.expandvars on the URL before invoking git clone. An attacker who controls the clone URL can emb...

CVE-2025-71403

better-auth versions before 1.1.20 contain a bypass vulnerability in trustedOrigins validation logic affecting absolute URLs and wildcard domains. Attackers can construct malicious callbackURL parameters that pass origin checks and trigger open redirects to steal sensitive tokens for account...

EUVD-2026-51836

@better-auth/oauth-provider before 1.7.0-beta.4 fails to bind access-token audience to the authorization grant, allowing clients to request tokens for unrelated resources. Attackers can complete an OAuth flow and obtain access tokens whose audience targets resource servers the authorization never...

CVE-2026-67344 ArcadeDB before 26.7.2 Authentication Bypass via ALTER TYPE

ArcadeDB before 26.7.2 fails to enforce the UPDATESCHEMA database permission on the ALTER TYPE ... CUSTOM and ALTER TYPE ... BUCKETSELECTIONSTRATEGY SQL operations, which map to setCustomValue and setBucketSelectionStrategy in LocalDocumentType. An authenticated user with only read access e.g., a...

CVE-2025-71403 better-auth before 1.1.20 Open Redirect via trustedOrigins Bypass

better-auth versions before 1.1.20 contain a bypass vulnerability in trustedOrigins validation logic affecting absolute URLs and wildcard domains. Attackers can construct malicious callbackURL parameters that pass origin checks and trigger open redirects to steal sensitive tokens for account...

CVE-2026-67334 better-auth Stale Sessions Persist After User Deletion

better-auth versions before 1.6.11 fail to delete cached sessions when removing users via admin, anonymous, or SCIM endpoints when secondaryStorage is configured and storeSessionInDatabase is false. Attackers can reuse deleted user session tokens to maintain authentication for up to seven days...

CVE-2026-67332

@better-auth/oauth-provider before 1.7.0-beta.4 fails to bind access-token audience to the authorization grant, allowing clients to request tokens for unrelated resources. Attackers can complete an OAuth flow and obtain access tokens whose audience targets resource servers the authorization never...

CVE-2025-71403

The CVE-2025-71403 entry concerns better-auth versions prior to 1.1.20, where a bypass in trustedOrigins validation logic affects absolute URLs and wildcard domains. This enables an attacker to craft malicious callbackURL parameters that bypass origin checks and trigger open redirects, potentiall...

CVE-2026-67344

ArcadeDB before 26.7.2 is affected: ALTER TYPE operations for CUSTOM and BUCKETSELECTIONSTRATEGY do not enforce UPDATE_SCHEMA, allowing an authenticated user with only read access (e.g., a read‑only API token) to mutate a type’s custom schema metadata and bucket‑selection strategy via the HTTP co...

EUVD-2025-210582

better-auth versions before 1.1.20 contain a bypass vulnerability in trustedOrigins validation logic affecting absolute URLs and wildcard domains. Attackers can construct malicious callbackURL parameters that pass origin checks and trigger open redirects to steal sensitive tokens for account...

CVE-2026-67332 @better-auth/oauth-provider before 1.7.0-beta.4 Authorization Bypass

@better-auth/oauth-provider before 1.7.0-beta.4 fails to bind access-token audience to the authorization grant, allowing clients to request tokens for unrelated resources. Attackers can complete an OAuth flow and obtain access tokens whose audience targets resource servers the authorization never...

CVE-2025-71403 better-auth before 1.1.20 Open Redirect via trustedOrigins Bypass

better-auth versions before 1.1.20 contain a bypass vulnerability in trustedOrigins validation logic affecting absolute URLs and wildcard domains. Attackers can construct malicious callbackURL parameters that pass origin checks and trigger open redirects to steal sensitive tokens for account...

CVE-2026-67332 @better-auth/oauth-provider before 1.7.0-beta.4 Authorization Bypass

@better-auth/oauth-provider before 1.7.0-beta.4 fails to bind access-token audience to the authorization grant, allowing clients to request tokens for unrelated resources. Attackers can complete an OAuth flow and obtain access tokens whose audience targets resource servers the authorization never...