Vulnerability Details CVE-2026-1601
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.042
EPSS Ranking 88.4%
CVSS Severity
CVSS v3 Score 6.3
CVSS v2 Score 6.5
References
- 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
Products affected by CVE-2026-1601
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cpe:2.3:h:totolink:a7000r:-
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cpe:2.3:o:totolink:a7000r_firmware:4.1cu.4154