PT-2026-29597

Name of the Vulnerable Software and Affected Versions Payload versions prior to 3.79.1 Description A Cross-Site Request Forgery CSRF issue existed in the authentication process. In certain scenarios, the configured CSRF protection could be bypassed, enabling unauthorized cross-site requests. The...

PT-2026-29537

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow...

FastMCP: Missing Consent Verification in OAuth Proxy Callback Facilitates Confused Deputy Vulnerabilities

Summary While testing the GitHubProvider OAuth integration, which allows authentication to a FastMCP MCP server via a FastMCP OAuthProxy using GitHub OAuth, it was discovered that the FastMCP OAuthProxy does not properly validate the user's consent upon receiving the authorization code from GitHu...

Race Condition

@auth0/nextjs-auth0 is vulnerable to a race condition. The vulnerability is due to improper lookup handling in the TokenRequestCache during simultaneous requests on the same client, which allows an attacker to exploit inconsistent token responses and potentially interfere with authentication flow...

CVE-2026-33875 Authenticator Vulnerable to Authentication Flow Hijack

Gematik Authenticator securely authenticates users for login to digital health applications. Versions prior to 4.16.0 are vulnerable to authentication flow hijacking, potentially allowing attackers to authenticate with the identities of victim users who click on a malicious deep link. Update...

EUVD-2026-16817

Gematik Authenticator securely authenticates users for login to digital health applications. Versions prior to 4.16.0 are vulnerable to authentication flow hijacking, potentially allowing attackers to authenticate with the identities of victim users who click on a malicious deep link. Update...

CVE-2026-33875 Authenticator Vulnerable to Authentication Flow Hijack

Gematik Authenticator securely authenticates users for login to digital health applications. Versions prior to 4.16.0 are vulnerable to authentication flow hijacking, potentially allowing attackers to authenticate with the identities of victim users who click on a malicious deep link. Update...

CVE-2026-33875

Gematik Authenticator securely authenticates users for login to digital health applications. Versions prior to 4.16.0 are vulnerable to authentication flow hijacking, potentially allowing attackers to authenticate with the identities of victim users who click on a malicious deep link. Update...

CVE-2026-33875 Authenticator Vulnerable to Authentication Flow Hijack

Gematik Authenticator securely authenticates users for login to digital health applications. Versions prior to 4.16.0 are vulnerable to authentication flow hijacking, potentially allowing attackers to authenticate with the identities of victim users who click on a malicious deep link. Update...

CVE-2026-33757

OpenBao (before 2.5.2) is vulnerable to a login flow issue when using JWT/OIDC with a role whose callback_mode is direct: no user confirmation is prompted, enabling remote phishing by auto-logging in to the attacker’s session. Version 2.5.2 adds a confirmation screen for direct logins to require ...

EUVD-2026-4870

NocoDB is software for building databases as spreadsheets. Prior to version 0.301.0, an unvalidated redirect open redirect vulnerability exists in NocoDB’s login flow due to missing validation of the continueAfterSignIn parameter. During authentication, NocoDB processes a user-controlled redirect...

CVE-2026-24408 sigstore has CSRF possibility in OIDC authentication during signing

sigstore-python is a Python tool for generating and verifying Sigstore signatures. Prior to version 4.2.0, the sigstore-python OAuth authentication flow is susceptible to Cross-Site Request Forgery. OAuthSession creates a unique "state" and sends it as a parameter in the authentication request bu...

GHSA-HM8F-75XX-W2VR 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...

CVE-2025-61782 Open Redirect in OpenCTI's SAML Authentication Flow

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to version 6.8.3, an open redirect vulnerability exists in the OpenCTI platform's SAML authentication endpoint /auth/saml/callback. By manipulating the RelayState parameter, an attacker can...

CVE-2025-61782 Open Redirect in OpenCTI's SAML Authentication Flow

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to version 6.8.3, an open redirect vulnerability exists in the OpenCTI platform's SAML authentication endpoint /auth/saml/callback. By manipulating the RelayState parameter, an attacker can...

CVE-2025-66489

Cal.com is open-source scheduling software. Prior to 5.9.8, A flaw in the login credentials provider allows an attacker to bypass password verification when a TOTP code is provided, potentially gaining unauthorized access to user accounts. This issue exists due to problematic conditional logic in...

PT-2025-48991

Name of the Vulnerable Software and Affected Versions Cal.com versions prior to 5.9.8 Description Cal.com, an open-source scheduling software, has a flaw in its login credentials provider. This issue allows an attacker to bypass password verification if a TOTP Time-Based One-Time Password code is...

GHSA-R77H-RPP9-W2XM Spotipy has a XSS vulnerability in its OAuth callback server

Summary XSS vulnerability in OAuth callback server allows JavaScript injection through unsanitized error parameter. Attackers can execute arbitrary JavaScript in the user's browser during OAuth authentication. Details Vulnerable Code: spotipy/oauth2.py lines 1238-1274 RequestHandler.doGET The...

EUVD-2025-199827

Mattermost versions 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12, 11.0.x = 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation privileges to take over a user account via manipulation of...

SUSE CVE-2025-12764

pgAdmin = 9.9 is affected by an LDAP injection vulnerability in the LDAP authentication flow that allows an attacker to inject special LDAP characters in the username, causing the DC/LDAP server and the client to process an unusual amount of data DOS...