cpp-httplib has a Silent TLS Certificate Verification Bypass on HTTPS Redirect via Proxy
cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.37.2, when a cpp-httplib client is configured with a proxy and set_follow_location(true), any HTTPS redirect it follows will have TLS certificate and hostname verification silently disabled on the new connection. The client wil…
Severity high: primary CNA CVSS 8.7 v3.1 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-03-13T20:48:14.442Z. Updated 2026-03-16T15:41:05.578Z.