CVE-2026-78050criticalCWE-119CWE-121

CVE-2026-78050: critical vulnerability in Comfast CF-N1-S

Comfast CF-N1-S Web Management mbox-config sub_41AD7C stack-based overflow

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48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9.4epss 0.8%
A vulnerability was found in Comfast CF-N1-S 2.6.0.1. The affected element is the function sub_41AD7C of the file /cgi-bin/mbox-config?method=SET&section=ntp_timezone of the component Web Management. The manipulation of the argument timestr/ntp_client_enabled results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Affected products
Comfast · CF-N1-S
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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