CVE-2026-34578: Improper Neutralization of Special Elements used in an LDAP Query

OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.6, OPNsense's LDAP authentication connector passes the login username directly into an LDAP search filter without calling ldapescape. An unauthenticated attacker can inject LDAP filter metacharacters into the username field ...