CVE-2026-71490

OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.11, OPNsense\Core\ACL::hasPrivilege appends a directly assigned comma-separated value as one string and then uses an exact comparison when checking user-config-readonly. A user directly assigned both a component write...

EUVD-2026-102140

OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.11, OPNsense\Core\ACL::hasPrivilege appends a directly assigned comma-separated value as one string and then uses an exact comparison when checking user-config-readonly. A user directly assigned both a component write...

CVE-2026-71490

In versions of OPNsense prior to 26.1.11 , a flaw in OPNsense\Core\ACL::hasPrivilege() allows users to bypass MVC read-only write protection . The root cause is that directly assigned comma-separated values are appended as a single string and evaluated using an exact comparison when checking use...

CVE-2026-71490 OPNsense: Direct comma-separated user privileges bypass OPNsense MVC read-only write protection

OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.11, OPNsense\Core\ACL::hasPrivilege appends a directly assigned comma-separated value as one string and then uses an exact comparison when checking user-config-readonly. A user directly assigned both a component write...