CVE-2026-16093

CVE-2026-16093 affects Keycloak’s Client Policies by allowing bypass of the requirement to use signed JWTs. A flaw lets an attacker with valid client credentials submit a fake, unsigned assertion header, making the system think policy requirements are met and enabling authentication with simpler ...

Reliance on Untrusted Inputs in a Security Decision

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Reliance on Untrusted Inputs in a Security Decision through the client authentication flow in the client...

CVE-2026-53512 Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

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-2026-53512

CVE-2026-53512 affects Better Auth versions prior to 1.6.11, where the legacy oidcProvider and mcp plugins expose OAuth2 token endpoints that validate refresh_token grants without requiring the confidential client’s client_secret. An attacker with a valid refresh_token and the corresponding publi...

JLSEC-2026-698 Missing SNI/ALPN binding on stateful (session-ID) resumption, which previously skipped the binding...

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

GHSA-PW9M-5JXM-XR6H Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

Am I affected? Users are affected if all of the following are true: - Their application uses better-auth and has enabled at least one of: oidcProvider imported from better-auth/plugins/oidc-provider, or mcp imported from better-auth/plugins/mcp. - Their application has at least one confidential...

NPM: Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

NPM: Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins vulnerability discovered by ? in WordPress Npm better-auth versions 1.6.11...

Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

Am I affected? Users are affected if all of the following are true: - Their application uses better-auth and has enabled at least one of: oidcProvider imported from better-auth/plugins/oidc-provider, or mcp imported from better-auth/plugins/mcp. - Their application has at least one confidential...

EUVD-2026-40052

Because O+ Connect's IPC service does not authenticate clients, external applications can escalate privileges and perform sensitive actions through the IPC channel...

CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703 Missing SNI/ALPN binding on stateful (session-ID) TLS session resumption

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

PT-2026-52591

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description An issue exists where SNI Server Name Indication and ALPN Application-Layer Protocol Negotiation bindings are missing during stateful session-ID resumption. This...

EUVD-2026-36765

In OCaml-TLS before 2.1.0, the server implementation does insufficient checks of the certificate provided by the client when doing client authentication, which allows impersonation with certificates that are not meant for client authentication because of KeyUsage and ExtendedKeyUsage...

CVE-2026-45389

In OCaml-TLS before 2.1.0, the server implementation does insufficient checks of the certificate provided by the client when doing client authentication, which allows impersonation with certificates that are not meant for client authentication because of KeyUsage and ExtendedKeyUsage...

CVE-2026-45389

In OCaml-TLS before 2.1.0, the server implementation does insufficient checks of the certificate provided by the client when doing client authentication, which allows impersonation with certificates that are not meant for client authentication because of KeyUsage and ExtendedKeyUsage...

CVE-2026-45389

Summary (OCaml-TLS CVE-2026-45389): OCaml-TLS versions before 2.1.0 fail to properly validate KeyUsage and ExtendedKeyUsage on client certificates during mutual TLS, allowing impersonation with certificates intended for server authentication. The issue arises in the server-side certificate valida...

CVE-2026-45389

In OCaml-TLS before 2.1.0, the server implementation does insufficient checks of the certificate provided by the client when doing client authentication, which allows impersonation with certificates that are not meant for client authentication because of KeyUsage and ExtendedKeyUsage...

CVE-2026-48107

Russh (Rust SSH client/server) is affected in versions 0.37.0–0.60.x where the client’s keyboard-interactive auth path accepts an attacker-controlled prompt count via USERAUTH_INFO_REQUEST. The code uses the raw count directly in Vec::with_capacity(...) before verifying sufficient prompt data, en...

TencentOS Server 4: storm (TSSA-2026:0414)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0414 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...