CVE-2026-1601

medium

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.

References

Exploits
More

https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/03_RCE_setUploadUserData_RCE.md#poc

https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/03_RCE_setUploadUserData_RCE.md

https://www.totolink.net/

https://vuldb.com/?submit.740760

https://vuldb.com/?id.343373

https://vuldb.com/?ctiid.343373

Details

Source: Mitre, NVD

Published: 2026-01-29

Updated: 2026-01-29

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.3

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 5.3

Vector: 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

Severity: Medium

EPSS

EPSS: 0.02539