CVE-2025-9935: medium-severity vulnerability in TOTOLINK N600R
TOTOLINK N600R cstecgi.cgi sub_4159F8 command injection
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.9epss 2.7%
A vulnerability was determined in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function sub_4159F8 of the file /web_cste/cgi-bin/cstecgi.cgi. Executing manipulation can lead to command injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
TOTOLINK · N600RRelated CVEs — TOTOLINK N600R
In the same product, most dangerous first.
CVE-2026-79912MEDIUMTOTOLINK N600R cstecgi.cgi getCurrentTime command injectionEPSS 2.1%CVE-2025-4496HIGHTOTOLINK T10/A3100R/A950RG/A800R/N600R/A3000RU/A810R cstecgi.cgi CloudACMunualUpdate buffer overflowEPSS 1.2%CVE-2025-8181HIGHTOTOLINK N600R/X2000R FTP Service vsftpd.conf least privilege violationEPSS 1.1%CVE-2026-79911CRITICALTOTOLINK N600R CGI cstecgi.cgi setSystemConfig stack-based overflowEPSS 1.1%CVE-2025-11444HIGHTOTOLINK N600R HTTP Request cstecgi.cgi setWiFiBasicConfig buffer overflowEPSS 1.1%CVE-2026-82555MEDIUMTOTOLINK N600R Authentication cstecgi.cgi loginAuth random valuesEPSS 0.7%