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CVE-2026-7823criticalCWE-77CWE-78

Totolink A8000RU cstecgi.cgi setAppFilterCfg os command injection

48Vexday Risk Score

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

ssvc Attendcvss 9.3epss 1.8%
exploitation probability
1.8%top 24% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. Affected is the function setAppFilterCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument enable results in os command injection. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
Totolink · A8000RU
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.