CVE-2026-3632 Libsoup: libsoup: http smuggling and server-side request forgery via malformed hostnames

A flaw was found in libsoup, a library used by applications to send network requests. This vulnerability occurs because libsoup does not properly validate hostnames, allowing special characters to be injected into HTTP headers. A remote attacker could exploit this to perform HTTP smuggling, where...

CVE-2026-3632

CVE-2026-3632 affects the libsoup library used to send network requests. The root cause is improper hostname validation which allows special characters to be injected into HTTP headers, enabling HTTP smuggling and, in some cases, Server-Side Request Forgery (SSRF) . The incident is contextualized...