Opnsense Core

6 CVEs affecting Opnsense Core. Latest disclosed: 2026-05-13. Critical: 3, High: 1.

Top CVEs affecting Opnsense Core
CVESeverityScorePublishedSummary
CVE-2026-45158Critical9.12026-05-13OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.8, unsanitized user input is passed to the DHCP configuration of the configured interf…
CVE-2026-44194Critical9.12026-05-13OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.8, an authenticated Remote Code Execution (RCE) vulnerability in the OPNsense core all…
CVE-2026-44193Critical9.12026-05-13OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.7, the XMLRPC method opnsense.restore_config_section fails to sanitize user supplied i…
CVE-2026-34578High8.22026-04-09OPNsense 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…
CVE-2026-30868Medium6.32026-03-11OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.4, multiple OPNsense MVC API endpoints perform state‑changing operations but are acces…
CVE-2026-44195Medium5.32026-05-13OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.7, a logic flaw in the OPNsense lockout_handler allows an unauthenticated attacker to…