CVE-2026-2537
A vulnerability was identified in Comfast CF-E4 2.6.0.1.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 28.0%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
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§ion=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 4.0
- 2.0 LOWCVSS: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/M
- EPSS
- 27.98% probability · 98th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-74, CWE-77
- Affected
- comfast/cf-e4 firmware
- Source
- cna@vuldb.com
EPSS moved from 28.0% on 14 October 2026 to 28.0% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- https://github.com/cha0yang1/COMFAST/blob/main/RCE.mdExploit, Third Party Advisory
- https://vuldb.com/?ctiid.346125Permissions Required, VDB Entry
- https://vuldb.com/?id.346125Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.749196Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.