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CVE-2026-8230mediumCWE-77CWE-78

Wavlink NU516U1 login.cgi sys_login1 os command injection

33Vexday Risk Score

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

ssvc Attendcvss 5.3epss 4.9%
exploitation probability
4.9%top 9% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A flaw has been found in Wavlink NU516U1 240425. The impacted element is the function sys_login1 of the file /cgi-bin/login.cgi. Executing a manipulation of the argument ipaddr can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.
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
Wavlink · NU516U1
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.