OPNsense (< 26.7.8) - CraftedSignal Threat Feedhttps://feed.craftedsignal.io/products/opnsense--26.7.8/Trending threats, MITRE ATT&CK coverage, and detection metadata. Fed continuously.Hugoenhello@craftedsignal.iohello@craftedsignal.ioThu, 29 Oct 2026 12:14:17 +0000https://feed.craftedsignal.io/favicon-32x32.pngCraftedSignal Threat Feedhttps://feed.craftedsignal.io/3232https://feed.craftedsignal.io/favicon.svgOPNsense: Remote authenticated arbitrary code executionhttps://feed.craftedsignal.io/briefs/2026-10-opnsense-rce/Thu, 29 Oct 2026 12:14:17 +0000hello@craftedsignal.iohttps://feed.craftedsignal.io/briefs/2026-10-opnsense-rce/OPNsense contains a vulnerability that allows a remote, authenticated attacker to execute arbitrary code with administrator privileges.A vulnerability in OPNsense allows a remote, authenticated attacker to achieve arbitrary code execution with administrator privileges. No CVE identifier is provided in the current BSI advisory. Users are advised to monitor the official OPNsense security announcements for patch availability and further technical details.

Impact

Successful exploitation allows an authenticated attacker to execute arbitrary code with administrative rights, potentially leading to full system compromise of the firewall appliance.

Recommendation

Inventory all OPNsense instances within the environment. Monitor official OPNsense release channels for patches addressing this vulnerability and apply them immediately upon release. Audit administrative session logs for unauthorized access or suspicious command execution.

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