CVE-2026-1601
Severity CVSS v4.0:
LOW
Type:
CWE-74
Injection
Publication date:
29/01/2026
Last modified:
29/04/2026
Description
A weakness has been identified in Totolink A7000R 4.1cu.4154. The impacted element is the function setUploadUserData of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument FileName can lead to command injection. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.
Impact
Base Score 4.0
2.10
Severity 4.0
LOW
Base Score 3.x
6.30
Severity 3.x
MEDIUM
Base Score 2.0
6.50
Severity 2.0
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:o:totolink:a7000r_firmware:4.1cu.4154:*:*:*:*:*:*:* | ||
| cpe:2.3:h:totolink:a7000r:-:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/03_RCE_setUploadUserData_RCE.md
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/03_RCE_setUploadUserData_RCE.md#poc
- https://vuldb.com/?ctiid.343373
- https://vuldb.com/?id.343373
- https://vuldb.com/?submit.740760
- https://www.totolink.net/
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/03_RCE_setUploadUserData_RCE.md



