CVE-2026-118572

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OAuth Login - OAuth OIDC SSO allows Authentication Bypass. This issue affects OAuth Login - OAuth OIDC SSO versions: from 0.0.0 to 3.1.1...

CVE-2026-118572 OAuth Login - OAuth OIDC SSO - Critical - Authentication bypass - SA-CONTRIB-2026-284

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OAuth Login - OAuth OIDC SSO allows Authentication Bypass. This issue affects OAuth Login - OAuth OIDC SSO versions: from 0.0.0 to 3.1.1...

CVE-2026-118572

The Drupal OAuth Login - OAuth OIDC SSO module (versions 0.0.0 to 3.1.1 ) is vulnerable to an authentication bypass (CWE-288) due to insufficient access checks on a configuration route and a failure to verify if an identity provider has validated a returned email address. These flaws allow an att...

EUVD-2026-113690

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OAuth Login - OAuth OIDC SSO allows Authentication Bypass. This issue affects OAuth Login - OAuth OIDC SSO versions: from 0.0.0 to 3.1.1...

CVE-2026-118572 OAuth Login - OAuth OIDC SSO - Critical - Authentication bypass - SA-CONTRIB-2026-284

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OAuth Login - OAuth OIDC SSO allows Authentication Bypass. This issue affects OAuth Login - OAuth OIDC SSO versions: from 0.0.0 to 3.1.1...

Drupal OAuth Login – OAuth OIDC SSO authorization issue vulnerability

Drupal OAuth Login – In version 0.0.0 through 3.1.1 of OAuth OIDC SSO, there is an authorization issue vulnerability. This vulnerability arises from the use of alternate paths or channels for authentication bypass, potentially leading to unauthorized authentication...

CVE-2026-118572: Drupal OAuth Login - OAuth OIDC SSO: Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OAuth Login - OAuth OIDC SSO allows…

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OAuth Login - OAuth OIDC SSO allows Authentication Bypass. This issue affects OAuth Login - OAuth OIDC SSO versions: from 0.0.0 to 3.1.1...

BIT-GITLAB-2026-112212 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

PT-2026-132429

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

OAuth Login - OAuth OIDC SSO - Critical - Authentication bypass - SA-CONTRIB-2026-284

This module enables you to log in to your Drupal site using any OAuth 2.0 or OpenID Connect compliant identity provider. The module doesn't sufficiently check access on a configuration route, or check whether the identity provider has verified the email address it returns. Together, these let an...

EUVD-2026-107671

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

Gitlab Gitlab: CVE-2026-112212: Inconsistent Interpretation of HTTP Requests

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212

GitLab CE/EE versions 18.3 before 19.3.6 , 19.4 before 19.4.3 , and 19.5 before 19.5.1 are vulnerable to HTTP Request/Response Smuggling (CWE-444). An unauthenticated user can poison a shared cache's OAuth/OIDC discovery document because the software improperly trusts user-supplied values when co...

GitLab input validation error vulnerability

A input validation error vulnerability exists in GitLab CE/EE versions from 18.3 up to and including 19.3.6, from 19.4 up to and including 19.4.3, and from 19.5 up to and including 19.5.1. This vulnerability stems from improper trust of user-supplied values when constructing endpoint URLs within...

PT-2026-120881

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 18.3 through 19.3.5 GitLab CE/EE versions 19.4 through 19.4.2 GitLab CE/EE versions 19.5 through 19.5.0 Description An unauthenticated user can poison a shared cache's OAuth/OIDC discovery document. This occurs because th...