CVE-2026-50631

A race condition in AbstractOAuthDataProvider allows concurrent requests using the same Refresh Token to bypass single-use semantics and generate multiple valid Access Tokens, when 'recycleRefreshTokens' is set to false. A leaked refresh token can be replayed concurrently by multiple attackers or...

Free5gc NRF is vulnerable to scope validation bypass via maliciously crafted targetNF value

An issue was discovered in Free5gc NRF 1.4.0. In the access-token generation logic of free5GC, the AccessTokenScopeCheck function in file internal/sbi/processor/accesstoken.go bypasses all scope validation when the attacker uses a crafted targetNF value. This allows attackers to obtain an access...

PT-2025-30048 · Xxl-Job · Xxl-Job

Name of the Vulnerable Software and Affected Versions: xxl-job versions up to 3.1.1 Description: A flaw exists within the makeToken function located in src/main/java/com/xxl/job/admin/controller/IndexController.java of the Token Generation component. This issue involves password hashing with...

CVE-2023-2193

Mattermost fails to invalidate existing authorization codes when deauthorizing an OAuth2 app, allowing an attacker possessing an authorization code to generate an access token...