CVE-2026-84321

Nginx UI is a web user interface for the Nginx web server. Prior to 2.4.1, GenerateShortToken creates standalone short-token records without a long Token value, but DeleteUserTokens invalidates cached entries only when the long Token field is nonempty. A revoked short token can therefore remain i...

CVE-2026-84321 Nginx UI: Standalone short tokens survive administrative revocation in cache and authenticate again after account re-enable

Nginx UI is a web user interface for the Nginx web server. Prior to 2.4.1, GenerateShortToken creates standalone short-token records without a long Token value, but DeleteUserTokens invalidates cached entries only when the long Token field is nonempty. A revoked short token can therefore remain i...

CVE-2026-84321

The Nginx UI web interface for the Nginx web server is vulnerable to an insufficient session expiration issue (CWE-613) prior to version 2.4.1 . The root cause is that the GenerateShortToken function creates short-token records without a long Token value, while DeleteUserTokens only invalidates c...