Details
- Type
- Command Injection
- Impact
- Remote Code Execution
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Published
- 30 October 2026
- Updated
- 1 November 2026
- Weakness
- CWE-78
Vendor fix
Update to version 26.7.8 or later.
Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-119409
- https://github.com/opnsense/core/commit/1cc41fc39da99d59818c789b3b561f1515126f47
- https://github.com/opnsense/core/commit/8e214533d33c3af7481e86f616ee615adc6a0a73
- https://github.com/opnsense/core/security/advisories/GHSA-p683-f7x2-pm4p
- https://github.com/opnsense/update/blob/a2b8a10ba85f13b2cd002abb4c8692dde99f0261/src/update/opnsense-update.sh.in#L165
- https://github.com/opnsense/update/commit/9bfd3b7020499b6032ee64804193a9f3ce8178fa
- https://www.vulncheck.com/advisories/opnsense-before-26.7.8-root-command-injection-via-firmware-mirror-setting
- https://abraxaslabs.tech/research/opnsense-firmware-mirror-sed
- https://github.com/opnsense/core