CVE-2026-2537
Comfast CF-E4 HTTP POST Request mbox-config command injection
- State
- Published
- Severity
- 5.1 Medium
- Published
- Feb 16, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 15, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | 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 | VulDB |
| 3.1 | 4.7 Medium | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 4.7 Medium | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 5.8 Medium | AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
CF-E4Comfast |
|
References
- VDB-346125 | Comfast CF-E4 HTTP POST Request mbox-config command injectionvdb-entrytechnical-description
- VDB-346125 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #749196 | COMFAST CF-E4 (EC200A) 2.6.0.1 Command Injectionthird-party-advisory
- https://github.com/cha0yang1/COMFAST/blob/main/RCE.mdexploit
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