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CVE-2026-1601

Totolink A7000R cstecgi.cgi setUploadUserData command injection

CVSS 5.3 MEDIUMEPSS 1.9%CWE-74CWE-77
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 5.3EPSS 1.9%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
29 Jan 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
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
Affected products
Totolink · A7000R

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References
https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/03_RCE_setUploadUserData_RCE.mdhttps://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/03_RCE_setUploadUserData_RCE.md#pochttps://vuldb.com/?ctiid.343373https://vuldb.com/?id.343373https://vuldb.com/?submit.740760https://www.totolink.net/