CVE Explorer
CVE-2026-45158
OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.8, unsanitized user input is passed to the DHCP configuration of the configured interface, which is processed by a shell script, allowing remote code execution as root on the underlying operating system. This vulnerability is fixed in 26.1.8.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"core","vendor":"opnsense","versions":[{"status":"affected","version":"< 26.1.8"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:473c86f5d7748accba2bf15fa891dbf550d963cb06048e2a0766fcd63e7197f1 · sha256:40cc70af295441cc… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:473c86f5d7748accba2bf15fa891dbf550d963cb06048e2a0766fcd63e7197f1 · sha256:40cc70af295441cc… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-88","description":"CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:473c86f5d7748accba2bf15fa891dbf550d963cb06048e2a0766fcd63e7197f1 · sha256:40cc70af295441cc… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/opnsense/core/security/advisories/GHSA-5rx3-w735-74wm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/opnsense/core/security/advisories/GHSA-5rx3-w735-74wm"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:473c86f5d7748accba2bf15fa891dbf550d963cb06048e2a0766fcd63e7197f1 · sha256:40cc70af295441cc… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.