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CVE-2026-1547

MEDIUM

6.3

Description

A vulnerability was detected in Totolink A7000R 4.1cu.4154. This affects the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument plugin_name results in command injection. It is possible to launch the attack remotely. The exploit is now public and may be used.

CVE Details

CVSS v3.1 Score6.3

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published1/28/2026

Last Modified2/9/2026

Sourcenvd

Honeypot Sightings0

Affected Products

totolink:a7000rtotolink:a7000r_firmware

Weaknesses (CWE)

CWE-74CWE-77CWE-77

References

https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.md(cna@vuldb.com)

https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.md#poc(cna@vuldb.com)

https://vuldb.com/?ctiid.343231(cna@vuldb.com)

https://vuldb.com/?id.343231(cna@vuldb.com)

https://vuldb.com/?submit.739713(cna@vuldb.com)

https://www.totolink.net/(cna@vuldb.com)

https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.md(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.md#poc(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.