CVE-2026-67336

better-auth versions before 1.6.11 contain insecure cryptographic defaults in the oidcProvider and mcp plugins that advertise the none algorithm and accept plain PKCE by default. Attackers can exploit algorithm negotiation to accept unsigned tokens or intercept authorization codes when PKCE plain...

CVE-2026-67336

CVE-2026-67336 affects better-auth versions before 1.6.11, specifically the oidcProvider and mcp plugins. The root cause is insecure cryptographic defaults that advertise the none algorithm and allow plain PKCE by default. This can enable an attacker to exploit algorithm negotiation to accept uns...

CVE-2026-67336 better-auth before 1.6.11 Insecure Cryptographic Defaults via oidcProvider

better-auth versions before 1.6.11 contain insecure cryptographic defaults in the oidcProvider and mcp plugins that advertise the none algorithm and accept plain PKCE by default. Attackers can exploit algorithm negotiation to accept unsigned tokens or intercept authorization codes when PKCE plain...

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 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...

GHSA-9H47-PQCX-HJR4 Better Auth has insecure cryptographic defaults in oidcProvider: alg=none advertised and plain PKCE accepted by default

Am I affected? Users are affected if all of the following are true: - Their application uses better-auth at a version below the patched release. - Their application enables oidcProvider from better-auth/plugins/oidc-provider or mcp from better-auth/plugins/mcp the mcp plugin delegates to...

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...

Incorrect Authorization

Overview better-auth is a The most comprehensive authentication library for TypeScript. Affected versions of this package are vulnerable to Incorrect Authorization in the refreshtoken grant process of the legacy oidcProvider and mcp plugins, where confidential clients are not required to...

PT-2026-56297

Name of the Vulnerable Software and Affected Versions better-auth versions prior to 1.6.11 Description The legacy oidcProvider and mcp plugins expose an OAuth 2.0 token endpoint that fails to authenticate confidential clients during the refresh token grant. The system authenticates requests based...

Security Bulletin: Security vulnerabilities have been found in IBM Verify Identity Access OIDC Provider

Summary Security vulnerabilities have been addresed in IBM Verify Identity Access OIDC Provider Vulnerability Details CVEID:CVE-2026-39883 DESCRIPTION: OpenTelemetry-Go is the Go implementation of OpenTelemetry. From 1.15.0 to 1.42.0, the fix for CVE-2026-24051 changed the Darwin ioreg command to...

Pocket ID 授权问题漏洞

Pocket ID is an open-source OIDC identity provider that supports no-password authentication. Versions of Pocket ID prior to 2.6.0 had an authorization vulnerability. This vulnerability stemmed from the createTokenFromRefreshToken function not revalidating the user’s current authorization status,...

@backstage/plugin-auth-backend (>=0.0.0-nightly-20240122021809 <=0.22.11), @backstage/plugin-auth-backend-module-aws-alb-provider (>=0.0.0-nightly-20240126021148 <=0.4.14-next.1) +7 more potentially affected by CVE-2026-32235 via @backstage/plugin-auth-backend (>=0.0.0-nightly-20240929023448 <=0.27.1-next.2)

@backstage/plugin-auth-backend NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20240122021809, =0.0.0-nightly-20240126021148, =0.0.0-nightly-20240122021809, =0.0.0-nightly-2022122206, =0.0.0-nightly-2022122206, =0.0.0-nightly-2022122206, =1.0.0, =1.2.0 -...

EUVD-2024-19899

Malicious code in bioql PyPI...

EUVD-2022-46838

Malicious code in bioql PyPI...

EUVD-2023-0532

Malicious code in bioql PyPI...

RLSA-2025:7490 Important: mod_auth_openidc security update

The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Connect Relying Party and/or OAuth 2.0 Resource Server. Security Fixes: modauthopenidc: modauthopenidc allows OIDCProviderAuthRequestMethod POSTs to leak...

CVE-2024-48916 Ceph is vulnerable to authentication bypass through RadosGW

Ceph is a distributed object, block, and file storage platform. In versions 19.2.3 and below, it is possible to send an JWT that has "none" as JWT alg. And by doing so the JWT signature is not checked. The vulnerability is most likely in the RadosGW OIDC provider. As of time of publication, a kno...

CVE-2024-48916 Ceph is vulnerable to authentication bypass through RadosGW

Ceph is a distributed object, block, and file storage platform. In versions 19.2.3 and below, it is possible to send an JWT that has "none" as JWT alg. And by doing so the JWT signature is not checked. The vulnerability is most likely in the RadosGW OIDC provider. As of time of publication, a kno...

Sensitive Information Disclosure

zotregistry.dev/zot is vulnerable to Sensitive Information Disclosure. The vulnerability is due to exposed sensitive data due to the clientsecret being printed to container logs when Keycloak is used as an OIDC provider...

CVE-2024-35133

IBM Security Verify Access 10.0.0 through 10.0.8 OIDC Provider could allow a remote authenticated attacker to conduct phishing attacks, using an open redirect attack. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to spoof the URL...