Medium severity · published Mar 20, 2026
CVE-2026-4466
Comfast CF-AC100 mbox-config command injection
4.7
CVSS
4.2%
EPSS
No
On KEV
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§ion=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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
CF-AC100 · Comfast
2.6.0.8 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-4466
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-4466
github.com
https://github.com/jinhao118/cve/blob/main/ComFast%20CF-AC100-V2.6.0.8_2.md
vuldb.com
https://vuldb.com/?ctiid.351756
vuldb.com
https://vuldb.com/?id.351756
vuldb.com
https://vuldb.com/?submit.772874
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