CVE-2026-57818

A Time-of-check Time-of-use (TOCTOU) race condition exists in the JCacheCodeDataProvider component of Apache CXF (specifically within cxf-rt-rs-security-oauth2). This flaw allows a remote attacker to perform an authorization code replay by submitting concurrent requests to redeem a single authori...

CVE-2026-57818: Time-of-check Time-of-use (TOCTOU) Race Condition

A race condition in JCacheCodeDataProvider allows an attacker to redeem a single authorization code multiple times via concurrent requests, resulting in the issuance of multiple distinct, valid access tokens. Users are recommended to upgrade to versions 4.2.3, 4.1.8 or 3.6.12, which fix this issu...

PT-2026-68472

Name of the Vulnerable Software and Affected Versions versions prior to 4.2.3 versions prior to 4.1.8 versions prior to 3.6.12 Description A race condition in JCacheCodeDataProvider allows an attacker to redeem a single authorization code multiple times by sending concurrent requests. This leads ...

CVE-2026-1035: Time-of-check Time-of-use (TOCTOU) Race Condition

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...