CVE-2026-25221

PolarLearn is a free and open-source learning program. In 0-PRERELEASE-15 and earlier, the OAuth 2.0 implementation for GitHub and Google login providers is vulnerable to Login Cross-Site Request Forgery CSRF. The application fails to implement and verify the state parameter during the...

CVE-2026-25221 PolarLearn has Multiple Login CSRFs via Missing OAuth state Parameter (GitHub & Google)

PolarLearn is a free and open-source learning program. In 0-PRERELEASE-15 and earlier, the OAuth 2.0 implementation for GitHub and Google login providers is vulnerable to Login Cross-Site Request Forgery CSRF. The application fails to implement and verify the state parameter during the...

CVE-2025-66629

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.4, some of HedgeDoc's OAuth2 endpoints for social login providers such as Google, GitHub, GitLab, Facebook or Dropbox lack CSRF protection, since they don't send a state parameter and verify the respon...

PT-2023-21171 · Envoy · Envoy

Name of the Vulnerable Software and Affected Versions: Envoy versions prior to 1.26.0 Envoy versions prior to 1.25.3 Envoy versions prior to 1.24.4 Envoy versions prior to 1.23.6 Envoy versions prior to 1.22.9 Description: The OAuth filter in Envoy assumes that a state query param is present on a...

GHSA-W8FP-3GWQ-GXPW Concrete CMS vulnerable to Cross-site Request Forgery

Concrete CMS is vulnerable to CSRF due to the lack of "State" parameter for external Concrete authentication service for users of Concrete who use the "out of the box" core OAuth...

PT-2022-27009 · Unknown · Concrete Cms

Name of the Vulnerable Software and Affected Versions: Concrete CMS affected versions not specified Description: The issue is related to a lack of the State parameter for the external Concrete authentication service, specifically affecting users who utilize the "out of the box" core OAuth. This...

Auth0 auth0.js library cross-site request forgery vulnerability

Auth0 auth0.js library is the United States Auth0 company's set of Auth0 development platform tool library . A cross-site request forgery vulnerability exists in versions of the Auth0 auth0.js library prior to 9.3, which stems from the program failing to properly handle the absence of the 'state'...