CVE-2026-9697 undici vulnerable to TLS certificate validation bypass via dropped requestTls in SOCKS5 ProxyAgent

Impact: undici's ProxyAgent silently drops the requestTls option when configured with a SOCKS5 proxy URI socks5:// or socks://. The target HTTPS connection through the SOCKS5 tunnel falls back to Node's default trust store, ignoring user-configured ca, cert, key, rejectUnauthorized, and servernam...

PT-2026-50517

Name of the Vulnerable Software and Affected Versions undici versions 7.23.0 through 7.27.x undici versions 8.0.0 through 8.4.x Description The ProxyAgent in undici silently drops the requestTls option when configured with a SOCKS5 proxy URI socks5:// or socks://. This causes the target HTTPS...