by Kastro
Paper/Archive/CVE-2026-77148

CVE-2026-77148

Comfast CF-N1-S — Comfast CF-N1-S Web Management mbox-config sub_44B50C stack-based overflow

EPSS 0.8%public exploitCVSS 9.9
critical.is priorityof 100
51
CVSS 9.9 (CNA)9.9 / 10 × 3029.7Not in CISA KEV+300.0EPSS percentile 56.3.563 × 2011.3Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

A vulnerability was found in Comfast CF-N1-S 2.6.0.1. This impacts the function sub_44B50C of the file /cgi-bin/mbox-config?method=SET&section=ptest_channel of the component Web Management. The manipulation results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.

Affected

ProductAffectedFixed inSource
CF-N1-S2.6.0.1–CNA

Scores by source

VulDB (CNA)9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.9CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.4CVSS: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
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

writeupvuldb.com/vuln/393733refvuldb.com/vuln/393733/ctiwriteupvuldb.com/cve/CVE-2026-77148writeupvuldb.com/submit/880910exploitgithub.com/AdminSafe/CVE/issues/7