CVE-2026-1547mediumobserved exploitationCWE-74CWE-77

CVE-2026-1547: medium-severity vulnerability in Totolink A7000R

Totolink A7000R cstecgi.cgi setUnloadUserData command injection

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55Vexday Risk Score

Prioritize patching. It exploitation observed by VulnCheck and has a public proof of concept.

ssvc Actcvss 5.3epss 3.0%
from disclosure to weapon280 days
Published on NVDJan 28
1st PoC+280d
VulnCheck+216d
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.
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
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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