Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication in the HTTP vhost routing process when routeByHTTPUser is used for access control. An attacker can gain unauthorized access to protected backend services by sending proxy-style requests that use a known or guesse...

EUVD-2026-24477

frp is a fast reverse proxy. From 0.43.0 to 0.68.0, frp contains an authentication bypass in the HTTP vhost routing path when routeByHTTPUser is used as part of access control. In proxy-style requests, the routing logic uses the username from Proxy-Authorization to select the routeByHTTPUser...

CVE-2026-40910 frp: Authentication bypass in frp HTTP vhost routing when routeByHTTPUser is used for access control

frp is a fast reverse proxy. From 0.43.0 to 0.68.0, frp contains an authentication bypass in the HTTP vhost routing path when routeByHTTPUser is used as part of access control. In proxy-style requests, the routing logic uses the username from Proxy-Authorization to select the routeByHTTPUser...