# OPNsense vulnerabilities Source: https://junglewise.ai/threats/technologies/opnsense Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/opnsense.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 14 vulnerabilities in OPNsense: 0 in the last 7 days and 7 in the last 90 days, 4 of them critical and 0 exploited in the wild. The most recent, CVE-2026-57154, was published on 3 November 2026. 6 vulnerabilities in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 0 - Last 30 days: 6 - Last 90 days: 7 - All time: 14 (4 critical, 0 exploited in the wild) ## About OPNsense Open-source firewall and routing platform based on FreeBSD. ## Latest OPNsense vulnerabilities - [CVE-2026-57154: OPNsense configuration line injection via GUI and API fields](https://junglewise.ai/threats/cve-2026-57154-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8.1, published 3 Nov 2026) - [CVE-2026-115425: OPNsense cross-site scripting in web interface](https://junglewise.ai/threats/cve-2026-115425-multiple-cross-site-scripting-xss-vulnerabilities-affect) (info, published 26 Oct 2026) - [CVE-2026-63442: OPNsense newline injection in WebGUI login lockout bypass](https://junglewise.ai/threats/cve-2026-63442-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8.1, published 15 Oct 2026) - [CVE-2026-58391: OPNsense stored cross-site scripting in firewall rule and NAT tooltips](https://junglewise.ai/threats/cve-2026-58391-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (medium, CVSS 5.4, published 15 Oct 2026) - [CVE-2026-58390: OPNsense stored XSS in OpenVPN connection-status widget](https://junglewise.ai/threats/cve-2026-58390-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8, published 15 Oct 2026) - [CVE-2026-53582: OPNsense Trust module XPath injection in certificate refid](https://junglewise.ai/threats/cve-2026-53582-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 7.1, published 15 Oct 2026) - [CVE-2026-53581: OPNsense path traversal in NTP configuration module](https://junglewise.ai/threats/cve-2026-53581-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (critical, CVSS 9, published 8 Sep 2026) - [CVE-2026-49132: OPNsense stored cross-site scripting in certificate description](https://junglewise.ai/threats/cve-2026-49132-opnsense-stored-cross-site-scripting-in-certificate-description) (medium, CVSS 5.4, published 3 Aug 2026) - [CVE-2026-49131: OPNsense stored cross-site scripting in firewall rules](https://junglewise.ai/threats/cve-2026-49131-opnsense-stored-cross-site-scripting-in-firewall-rules) (medium, CVSS 5.4, published 3 Aug 2026) - [CVE-2026-45158: OPNsense command injection in DHCP interface configuration](https://junglewise.ai/threats/cve-2026-45158-opnsense-command-injection-in-dhcp-interface-configuration) (critical, CVSS 9.1, published 13 May 2026) - [CVE-2026-44195: OPNsense lockout_handler authentication lockout bypass](https://junglewise.ai/threats/cve-2026-44195-opnsense-lockout-handler-authentication-lockout-bypass) (medium, CVSS 5.3, published 13 May 2026) - [CVE-2026-44194: OPNsense OS command injection in user management](https://junglewise.ai/threats/cve-2026-44194-opnsense-os-command-injection-in-user-management) (critical, CVSS 9.1, published 13 May 2026) - [CVE-2026-44193: OPNsense remote code execution in XMLRPC restore_config_section](https://junglewise.ai/threats/cve-2026-44193-opnsense-remote-code-execution-in-xmlrpc-restore-config-section) (critical, CVSS 9.1, published 13 May 2026) - [CVE-2026-34578: OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.6, OPNsense's LDAP authentication connector…](https://junglewise.ai/threats/cve-2026-34578-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8.2, published 9 Apr 2026) ## Most severe OPNsense vulnerabilities - [CVE-2026-45158: OPNsense command injection in DHCP interface configuration](https://junglewise.ai/threats/cve-2026-45158-opnsense-command-injection-in-dhcp-interface-configuration) (critical, CVSS 9.1, published 13 May 2026) - [CVE-2026-44194: OPNsense OS command injection in user management](https://junglewise.ai/threats/cve-2026-44194-opnsense-os-command-injection-in-user-management) (critical, CVSS 9.1, published 13 May 2026) - [CVE-2026-44193: OPNsense remote code execution in XMLRPC restore_config_section](https://junglewise.ai/threats/cve-2026-44193-opnsense-remote-code-execution-in-xmlrpc-restore-config-section) (critical, CVSS 9.1, published 13 May 2026) - [CVE-2026-53581: OPNsense path traversal in NTP configuration module](https://junglewise.ai/threats/cve-2026-53581-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (critical, CVSS 9, published 8 Sep 2026) - [CVE-2026-34578: OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.6, OPNsense's LDAP authentication connector…](https://junglewise.ai/threats/cve-2026-34578-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8.2, published 9 Apr 2026) - [CVE-2026-63442: OPNsense newline injection in WebGUI login lockout bypass](https://junglewise.ai/threats/cve-2026-63442-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8.1, published 15 Oct 2026) - [CVE-2026-57154: OPNsense configuration line injection via GUI and API fields](https://junglewise.ai/threats/cve-2026-57154-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8.1, published 3 Nov 2026) - [CVE-2026-58390: OPNsense stored XSS in OpenVPN connection-status widget](https://junglewise.ai/threats/cve-2026-58390-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 8, published 15 Oct 2026) - [CVE-2026-53582: OPNsense Trust module XPath injection in certificate refid](https://junglewise.ai/threats/cve-2026-53582-opnsense-is-a-freebsd-based-firewall-and-routing-platform-prior) (high, CVSS 7.1, published 15 Oct 2026) - [CVE-2026-49131: OPNsense stored cross-site scripting in firewall rules](https://junglewise.ai/threats/cve-2026-49131-opnsense-stored-cross-site-scripting-in-firewall-rules) (medium, CVSS 5.4, published 3 Aug 2026) ## Vulnerabilities per week 6 vulnerabilities in the last four weeks, up from none in the four before. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 1 | 1 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 4 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 1 | 0 | 0 | | 2 Nov 2026 | 1 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other OPNsense technologies - [OPNsense Core](https://junglewise.ai/threats/technologies/opnsense-core): 3 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "OPNsense vulnerabilities", https://junglewise.ai/threats/technologies/opnsense, 11 November 2026.