Infinite loop and Blind SSRF found inside the Webfinger mechanism in @fedify/fedify

Summary This vulnerability allows a user to maneuver the Webfinger mechanism to perform a GET request to any internal resource on any Host, Port, URL combination regardless of present security mechanisms, and forcing the victim’s server into an infinite loop causing Denial of Service. Moreover,...

GHSA-C59P-WQ67-24WX Infinite loop and Blind SSRF found inside the Webfinger mechanism in @fedify/fedify

Summary This vulnerability allows a user to maneuver the Webfinger mechanism to perform a GET request to any internal resource on any Host, Port, URL combination regardless of present security mechanisms, and forcing the victim’s server into an infinite loop causing Denial of Service. Moreover,...