Cross-site Request Forgery (CSRF)

Overview org.pac4j:pac4j-core is a pac4j is an easy and powerful security engine for Java to authenticate users, get their profiles and manage authorizations in order to secure web applications and web services. Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF d...

CVE-2026-40458

PAC4J is vulnerable to Cross-Site Request Forgery CSRF. A malicious attacker can craft a specially designed website which, when visited by a user, will automatically submit a forged cross-site request with a token whose hash collides with the victim's legitimate CSRF token. Importantly, the...

CVE-2026-40458 Cross-Site Request Forgery in PAC4J

PAC4J is vulnerable to Cross-Site Request Forgery CSRF. A malicious attacker can craft a specially designed website which, when visited by a user, will automatically submit a forged cross-site request with a token whose hash collides with the victim's legitimate CSRF token. Importantly, the...