Exploit for CVE-2025-22870

CVE-2025-22870 – Proxy Bypass via IPv6 Zone Parsing in Go 🔐...

golang: crypto/x509: crypto/x509: usage of IPv6 zone IDs can bypass URI name constraints

A flaw was found in the crypto/x509 package of the Golang standard library. A certificate with a URI, which has a IPv6 address with a zone ID, may incorrectly satisfy a URI name constraint that applies to the certificate chain. Certificates containing URIs are not permitted in the web PKI; this...