EUVD-2026-51816

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-2026-48058 nebula-mesh: Session and OIDC state cookies lack the Secure attribute

nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3.2, internal/web/session.go and internal/web/oidc.go set HttpOnly and SameSite=Lax on every cookie but never Secure. A single plaintext request to the origin operator on a LAN, mistyped...

GHSA-68R5-9HPG-7QW9 OpenDJ unauthenticated SSRF, local file read and unbounded-read DoS in the DSMLv2 gateway

The DSMLv2 SOAP gateway opendj-dsml-servlet in OpenIdentityPlatform OpenDJ through 5.1.1 dereferences attacker-supplied xsd:anyURI values server-side without a scheme allowlist, egress filtering, or a size cap, and is reachable without authentication by default. A remote unauthenticated attacker...

CVE-2026-48032

Hulumi is an open-source toolkit that ships secure-by-default cloud and platform infrastructure components for Pulumi. Prior to version 1.4.0, IAM-role policy checks can be bypassed when the role trusts multiple OIDC providers. This issue has been patched in version 1.4.0...

CVE-2026-48032 Hulumi: IAM-role policy checks bypassed when the role trusts multiple OIDC providers

Hulumi is an open-source toolkit that ships secure-by-default cloud and platform infrastructure components for Pulumi. Prior to version 1.4.0, IAM-role policy checks can be bypassed when the role trusts multiple OIDC providers. This issue has been patched in version 1.4.0...

CVE-2026-46700 Actual: Missing authorization on GET /secret/:name allows non-admin OpenID users to enumerate admin-configured bank-sync secrets

Actual is a local-first personal finance tool. Prior to 26.6.0, the GET /secret/:name endpoint in @actual-app/sync-server checks only that the caller has a valid session and does not verify the caller is an admin, while the sibling POST /secret/ handler enforces an admin check in OpenID mode. Any...

PYSEC-2026-1924 sigstore CSRF possibility in OIDC authentication during signing

Summary The sigstore-python OAuth authentication flow is susceptible to Cross-Site Request Forgery. Details OAuthSession 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...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication via the privatekeyjwt authentication process. An attacker can generate access tokens as another client by exploiting the JWKS resolver cache, without possessing the victim's signing key, if the target client has...

CVE-2026-49757

AshAuthentication (versions before 4.14.0 and before 5.0.0-rc.10) is vulnerable to an authentication bypass where OAuth2/OIDC sign-in matches local users by email rather than the issuer/sub identity. An attacker able to provide a victim’s email to an OAuth provider could be signed in to the victi...

PT-2026-33425

Name of the Vulnerable Software and Affected Versions Sparx Pro Cloud Server affected versions not specified Description In configurations where OpenID is utilized as the primary authentication method for Sparx EA, the software creates local passwords for users and stores them in plaintext...

PT-2026-33423

Insufficiently Protected Credentials vulnerability in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client reveals plaintext OAuth2 client secretDesktop client decodes the secret and uses the plaintext secret to exchange it into an access and id tokens as part of the OpenID authentication fl...

EUVD-2026-19941

OpenIdentityPlatform OpenAM: Pre-Authentication Remote Code Execution via jato.clientSession Deserialization in OpenAM...

PT-2026-30917

Name of the Vulnerable Software and Affected Versions OpenAM versions prior to 16.0.6 Description Open Access Management OpenAM is an access management solution. An unauthenticated attacker can achieve arbitrary command execution on the server through unsafe Java deserialization. This occurs when...

CVE-2026-3531 OpenID Connect / OAuth client - Moderately critical - Access bypass - SA-CONTRIB-2026-026

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OpenID Connect / OAuth client allows Authentication Bypass.This issue affects OpenID Connect / OAuth client: from 0.0.0 before 1.5.0...

CVE-2026-32246 Tinyauth vulnerable to TOTP/2FA bypass via OIDC authorize endpoint

Tinyauth is an authentication and authorization server. Prior to 5.0.3, the OIDC authorization endpoint allows users with a TOTP-pending session password verified, TOTP not yet completed to obtain authorization codes. An attacker who knows a user's password but not their TOTP secret can obtain...

CVE-2024-50337

Chamilo is a learning management system. Prior to version 1.11.28, the OpenId function allows anyone to send requests to any URL on server's behalf, which results in unauthenticated blind SSRF. This issue has been patched in version 1.11.28...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the ToggleUserOpenIDVisibility function. An authenticated attacker can modify the visibility settings of other users' OpenID identities. Remediation Upgrade...

CVE-2026-20904 Gitea: Broken access control in OpenID visibility toggle enables cross-user visibility changes

Gitea does not properly validate ownership when toggling OpenID URI visibility. An authenticated user may be able to change the visibility settings of other users' OpenID identities...

CVE-2026-20904

Gitea does not properly validate ownership when toggling OpenID URI visibility. An authenticated user may be able to change the visibility settings of other users' OpenID identities...

EUVD-2025-204252

The OpenID Connect Generic Client plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'openidconnectgenericauthurl' shortcode in all versions up to, and including, 3.10.0 due to insufficient input sanitization and output escaping. This makes it possible for...