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CVE-2026-2534

Comfast CF-N1 V2 mbox-config sub_44AC4C command injection

CVSS 5.3 MEDIUMEPSS 12.0%CWE-74CWE-77
Vexday Risk Score
18Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 5.3EPSS 12.0%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
16 Feb 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A vulnerability has been found in Comfast CF-N1 V2 2.6.0.2. The affected element is the function sub_44AC4C of the file /cgi-bin/mbox-config?method=SET&section=ptest_bandwidth. The manipulation of the argument bandwidth leads to command injection. The attack can be initiated remotely. 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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
Comfast · CF-N1 V2

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References
https://github.com/jinhao118/cve/blob/main/ComFast%20Router_1.mdhttps://vuldb.com/?ctiid.346122https://vuldb.com/?id.346122https://vuldb.com/?submit.748783