CVE-2026-12814
MEDIUM
6.3
CVSS 3.1
Description
A flaw has been found in Comfast CF-WR631AX V3 up to 2.7.0.8. This issue affects the function system of the file /cgi-bin/mbox-config?section=ping_config of the component API Endpoint. This manipulation of the argument destination causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Metadata
Severity & Metrics
6.3
MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Affected products (1)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Comfast | CF-WR631AX V3 | — | 2.7.0.0, 2.7.0.1, 2.7.0.2, 2.7.0.3 … |
CVSS scores (4)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 6.5 | N/D | 2.0 | cna | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR |
| 6.3 | MEDIUM | 3.1 | cna | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R |
| 6.3 | MEDIUM | 3.0 | cna | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R |
| 5.3 | MEDIUM | 4.0 | cna | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P |
References (5)
- VDB-372608 | Comfast CF-WR631AX V3 API Endpoint mbox-config system os command injection https://vuldb.com/vuln/372608
- VDB-372608 | CTI Indicators (IOB, IOC, TTP, IOA) https://vuldb.com/vuln/372608/cti
- CVE-2026-12814 | CVE Analysis and Report https://vuldb.com/cve/CVE-2026-12814
- Submit #837561 | COMFAST CF-WR631AX V3-V2.7.0.8 OS Command Injection https://vuldb.com/submit/837561
- https://github.com/0xcc12138/COMFAST-CF-WR631AX-Router-Backend-Command-Injection-RCE-Analysis-Report