CVE-2026-58391

OPNsense is a FreeBSD based firewall and routing platform. Prior to version 26.1.11, Firewall Rules and NAT views place stored category names and alias descriptions into HTML title attributes in filterrule.volt and natrule.volt without quote-safe encoding. The response layer uses ENTNOQUOTES, so ...

EUVD-2026-102113

OPNsense is a FreeBSD based firewall and routing platform. Prior to version 26.1.11, Firewall Rules and NAT views place stored category names and alias descriptions into HTML title attributes in filterrule.volt and natrule.volt without quote-safe encoding. The response layer uses ENTNOQUOTES, so ...

CVE-2026-58391

OPNsense is a FreeBSD based firewall and routing platform. Prior to version 26.1.11, Firewall Rules and NAT views place stored category names and alias descriptions into HTML title attributes in filterrule.volt and natrule.volt without quote-safe encoding. The response layer uses ENTNOQUOTES, so ...

CVE-2026-58391: Improper Neutralization of Input During Web Page Generation

OPNsense is a FreeBSD based firewall and routing platform. Prior to version 26.1.11, Firewall Rules and NAT views place stored category names and alias descriptions into HTML title attributes in filterrule.volt and natrule.volt without quote-safe encoding. The response layer uses ENTNOQUOTES, so ...