CVE-2026-54452

safeurl (github.com/doyensec/safeurl), a Go SSRF protection library, has an incomplete IPv6 private network blocklist in ip.go prior to v0.2.4 . Four newly assigned CIDR ranges are omitted: 64:ff9b:1::/48 (NAT64, RFC 8215), 5f00::/16 (Segment Routing SIDs, RFC 9602), 3fff::/20 (documentation, RFC...