CVE-2026-55076

Coder’s CVE-2026-55076 describes an OIDC callback flaw where the email_verified claim was checked with a direct Go bool assertion. If an IdP returns a non-boolean value (e.g., "false") or omits the claim, the check can pass incorrectly, in combination with an unconditional email-based account fal...

CVE-2026-55076 Coder's OIDC email_verified type coercion bypass enables account takeover via unverified email linking

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, Coder's OIDC callback checked emailverified with a direct Go bool type assertion. When an IdP returned the claim as a non-boolean for example the string...

CVE-2026-55076 Coder's OIDC email_verified type coercion bypass enables account takeover via unverified email linking

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, Coder's OIDC callback checked emailverified with a direct Go bool type assertion. When an IdP returned the claim as a non-boolean for example the string...

EUVD-2026-42129

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, Coder's OIDC callback checked emailverified with a direct Go bool type assertion. When an IdP returned the claim as a non-boolean for example the string...

CVE-2026-55075

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, two flaws in Coder's OIDC login chained into account takeover. Email-based user matching fell back to linking by email without checking for an existing link...

CVE-2026-55075

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, two flaws in Coder's OIDC login chained into account takeover. Email-based user matching fell back to linking by email without checking for an existing link...

CVE-2026-55075 Coder vulnerable to OIDC account takeover via email-based user matching and email_verified bypass

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, two flaws in Coder's OIDC login chained into account takeover. Email-based user matching fell back to linking by email without checking for an existing link...

EUVD-2026-42119

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, two flaws in Coder's OIDC login chained into account takeover. Email-based user matching fell back to linking by email without checking for an existing link...

CVE-2026-55075 Coder vulnerable to OIDC account takeover via email-based user matching and email_verified bypass

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, two flaws in Coder's OIDC login chained into account takeover. Email-based user matching fell back to linking by email without checking for an existing link...

CVE-2026-55075

Coder’s OIDC login flaw leads to account takeover via email-based user matching and improper handling of email_verified. Before versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, two issues exist: (1) email-based matching could link by email without confirming an existing link to a different IdP subjec...

Server-side Request Forgery (SSRF)

Overview @better-auth/sso is a SSO plugin for Better Auth Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the POST /sso/register and POST /sso/update-provider endpoints when attacker-controlled OIDC endpoint URLs are accepted without proper validation if...

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...

NPM: Better Auth has stored XSS in the auth-server origin via javascript: redirect_uri in oidc-provider and mcp

NPM: Better Auth has stored XSS in the auth-server origin via javascript: redirecturi in oidc-provider and mcp vulnerability discovered by ? in WordPress Npm better-auth versions 1.6.13...

GHSA-86J7-9J95-VPQJ Better Auth has stored XSS in the auth-server origin via javascript: redirect_uri in oidc-provider and mcp

Am I affected? Check each condition. Users are affected when all of the first three hold. - Their application enables the oidc-provider plugin or the mcp plugin from better-auth/plugins. The mcp plugin wraps the same provider and carries the same defect. Both are on the migration path to...

Better Auth has stored XSS in the auth-server origin via javascript: redirect_uri in oidc-provider and mcp

Am I affected? Check each condition. Users are affected when all of the first three hold. - Their application enables the oidc-provider plugin or the mcp plugin from better-auth/plugins. The mcp plugin wraps the same provider and carries the same defect. Both are on the migration path to...

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...

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...

Security Bulletin: Multiple Vulnerabilities in IBM API Connect

Summary Multiple vulnerabilities were addressed in IBM API Connect version v12.1.1.0 Vulnerability Details CVEID:CVE-2016-1000027 DESCRIPTION: Pivotal Spring Framework through 5.3.16 suffers from a potential remote code execution RCE issue if used for Java deserialization of untrusted data...

Security Bulletin: Multiple Vulnerabilities in IBM API Connect

Summary Multiple vulnerabilities were addressed in IBM API Connect version v10.0.8.10 Vulnerability Details CVEID:CVE-2026-33244 DESCRIPTION: React Router is a router for React. In versions 7.5.1 through 7.13.1, when using Framework Mode with pre-rendering enabled, improper neutralization of the...

sigstore CSRF possibility in OIDC authentication during signing

SummaryThe sigstore-python OAuth authentication flow is susceptible to Cross-Site Request Forgery. DetailsOAuthSession creates a unique "state" and sends it as a parameter in the authentication request but the "state" in the server response seems not not be cross-checked with this value. Fix shou...