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CVE-2026-8191mediumCWE-77CWE-78

Wavlink NU516U1 adm.cgi wifi_region os command injection

33Vexday Risk Score

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

ssvc Attendcvss 5.3epss 5.3%
exploitation probability
5.3%top 8% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was identified in Wavlink NU516U1 M16U1_V240425. This affects the function wifi_region of the file /cgi-bin/adm.cgi. Such manipulation of the argument skiplist1/skiplist2 leads to os command injection. The attack can be launched remotely. The exploit is publicly available and might 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.