CVE-2026-88896: Server-Side Request Forgery (SSRF)

EspoCRM before 10.0.4 is vulnerable to server-side request forgery. HostCheck::ipAddressIsNotInternal, which validates outbound URLs to block requests to internal/private IP addresses, strips ::ffff: IPv4-mapped IPv6 prefixes but does not recognize IPv6 transition addresses that embed private IPv...