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CVE-2026-82616criticalCWE-119CWE-121

TOTOLINK NR1800X cstecgi.cgi setUploadSetting stack-based overflow

48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9.4epss 0.6%
exploitation probability
0.6%top 52% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was found in TOTOLINK NR1800X 9.1.0u.6681_B20230703. Impacted is the function setUploadSetting of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could be used.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Affected products
TOTOLINK · NR1800X
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