CVE-2026-4466: Comfast CF-AC100 mbox-config command injection

Severity: medium (CVSS 4.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-20 · updated 2026-06-17
Weakness: CWE-74

Description

A vulnerability has been found in Comfast CF-AC100 2.6.0.8. This affects an unknown function of the file /cgi-bin/mbox-config?method=SET&section=ntp_timezone. The manipulation leads to command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Comfast CF-AC100: 2.6.0.8

References

https://github.com/jinhao118/cve/blob/main/ComFast%20CF-AC100-V2.6.0.8_2.md
https://vuldb.com/?ctiid.351756
https://vuldb.com/?id.351756
https://vuldb.com/?submit.772874

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