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CVE-2026-5020mediumCWE-74CWE-77

Totolink A3600R Parameter cstecgi.cgi setNoticeCfg command injection

33Vexday Risk Score

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

ssvc Attendcvss 5.3epss 2.2%
exploitation probability
2.2%top 19% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was detected in Totolink A3600R 4.1.2cu.5182_B20201102. Affected by this issue is the function setNoticeCfg of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. The manipulation of the argument NoticeUrl results in command injection. The attack may be launched 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 · A3600R
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.