CVE-2026-2537

low · 2

A vulnerability was identified in Comfast CF-E4 2.6.0.1. This impacts an unknown function of the file /cgi-bin/mbox-config?method=SET&section=ntp_timezone of the component HTTP POST Request Handler. Such manipulation of the argument timestr leads to command injection. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS

25.3%

EPSS (exploit prob.)

98th

EPSS percentile

2026-02-16

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-74CWE-77

Affected products

Vendor	Product	Affected versions
comfast	cf-e4_firmware	2.6.0.1
comfast	cf-e4	all versions

Check a specific version with /api/v1/cve/match.

References

https://github.com/cha0yang1/COMFAST/blob/main/RCE.md
https://vuldb.com/?ctiid.346125
https://vuldb.com/?id.346125
https://vuldb.com/?submit.749196

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-2537