What is CVE-2026-4467?

CVE-2026-4467 is a medium-severity vulnerability in Comfast Cf-Ac100, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 4.7/10. Published 2026-03-20.

How severe is CVE-2026-4467?

Medium severity. CVSS v3 base score is 4.7 out of 10.

RCE in Comfast Cf-Ac100

CVE-2026-4467

A vulnerability was found in Comfast CF-AC100 2.6.0.8. This impacts an unknown function of the file /cgi-bin/mbox-config?method=SET&section=wireless_device_dissoc. The manipulation results in command injection. The attack can be executed remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

EPSS: 0.025 (82.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

Comfast Cf-ac100 — versions 2.6.0.8

Weakness classification (CWE)

References

cna@vuldb.com (vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-4467?: CVE-2026-4467 is a medium-severity vulnerability in Comfast Cf-Ac100, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 4.7/10. Published 2026-03-20.
How severe is CVE-2026-4467?: Medium severity. CVSS v3 base score is 4.7 out of 10.