PT-2026-59140

Summary fast-mcp-telegram validates HTTP Bearer tokens by joining the raw token string into a session-file path. The verifier rejects the exact reserved token telegram, but it does not reject path separators or normalize the path before checking whether the session file exists. A remote HTTP clie...

CVE-2026-56665

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL is an open source identity management platform. From 3.0.0-rc.1 through 3.4.11 and from 4.0.0-rc.1 through 4.15.1, ZITADEL's external JWT Identity Provider validation in internal/idp/providers/jwt/session....

CVE-2026-56668

ZITADEL is an open source identity management platform. Prior to 4.15.3, ZITADEL's OAuth2 Token Exchange endpoint for urn:ietf:params:oauth:grant-type:token-exchange does not verify that the subject token belongs to the requesting client or that requested scopes remain within the original token's...

EUVD-2026-42962

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validation in internal/idp/providers/jwt/session.go skips the maximum token age freshness check when an incoming token omits the iat claim, allowing arbitrarily old tokens...

CVE-2026-56664 ZITADEL: Missing Token Lifecyle Validation (`exp` and `iat`) in JWT IdP Provider

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validation in internal/idp/providers/jwt/session.go skips the maximum token age freshness check when an incoming token omits the iat claim, allowing arbitrarily old tokens...

CVE-2026-55669 ZITADEL: Missing Token Audience Validation (`aud`) in JWT IdP Provider

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validates a token's signature and issuer iss but not the audience aud claim, allowing a validly signed token from a trusted issuer for another relying party to be accepted ...

CVE-2026-54781

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML token validation does not enforce SubjectConfirmation method URIs or holder-of-key proof keys in SamlSecurityTokenHandler, allowing holder-of-key downgrade or custom...

CVE-2026-54782 CoreWCF: Authentication bypass in CoreWCF SAML 1.1 / 2.0 token signature validation

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML 1.1 and SAML 2.0 token validation does not correctly resolve the issuer signing key or require signed tokens when IdentityConfiguration is used with federated binding...

EUVD-2026-42473

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML 1.1 and SAML 2.0 token validation does not correctly resolve the issuer signing key or require signed tokens when IdentityConfiguration is used with federated binding...

EUVD-2026-42472

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML token validation does not enforce SubjectConfirmation method URIs or holder-of-key proof keys in SamlSecurityTokenHandler, allowing holder-of-key downgrade or custom...

CVE-2026-49229

Actual is a local-first personal finance app. Prior to 26.6.0, in OpenID multi-user mode, disabling a user only blocks future OpenID login for that identity, while existing Actual session tokens for the disabled user remain valid. The shared session validation path accepts any existing token row...

EUVD-2026-42105

Actual is a local-first personal finance app. Prior to 26.6.0, in OpenID multi-user mode, disabling a user only blocks future OpenID login for that identity, while existing Actual session tokens for the disabled user remain valid. The shared session validation path accepts any existing token row...

PYSEC-2026-1915 Sentry vulnerable to incorrect credential validation on OAuth token requests

Impact An attacker with sufficient client-side exploits could retrieve a valid access token for another user during the OAuth token exchange due to incorrect credential validation. The client ID must be known and the API application must have already been authorized on the targeted user account...

CVE-2026-32718 Coolify read-scoped API tokens can perform state-changing validation operations

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.466, mutating API validation endpoints are guarded by read ability, allowing read-scoped API tokens to perform state-changing operations such as validating cloud tokens and...

EUVD-2026-37817

Steeltoe's static JWKS cache shared across schemes and never invalidated...

CVE-2026-14336

PIA's OIDC issuer allowlist for Jenkins tokens uses a bare string-prefix check issuer.startswith' https://ci.eclipse.org ' in isissuerknown, pia/models.py:139 instead of validating the issuer as a properly host-bounded URL. An attacker can craft an issuer such as https://[email protected]...

CVE-2026-14336

The connected documents confirm CVE-2026-14336 affects PIA’s OIDC issuer allowlist for Jenkins tokens. The issue is a faulty host-bounded URL validation: issuer.startswith(' https://ci.eclipse.org ') is used in is_issuer_known (pia/models.py:139) instead of properly validating the issuer as a hos...

PT-2026-57584

Name of the Vulnerable Software and Affected Versions OpenVPN versions 2.1.0 through 2.6.20 OpenVPN versions 2.7 alpha1 through 2.7.4 Description An off-by-one buffer write occurs during NTLM proxy authentication. This 1-byte buffer overrun can be triggered by a malicious proxy server sending a...

CVE-2026-58399

@acastellon/auth is an authentication control system for microservices. Versions prior to 2.3.0 appear to allow an unauthenticated authentication bypass in validateToken through spoofable auth-user and Host request headers. The validateToken middleware contains a service-to-service bypass for...

EUVD-2026-41013

@acastellon/auth is an authentication control system for microservices. Versions prior to 2.3.0 appear to allow an unauthenticated authentication bypass in validateToken through spoofable auth-user and Host request headers. The validateToken middleware contains a service-to-service bypass for...