CVE-2025-9149: Wavlink WL-NU516U1 wireless.cgi sub_4032E4 command injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-08-19 · updated 2026-06-17
Weakness: CWE-74

Description

A vulnerability was determined in Wavlink WL-NU516U1 M16U1_V240425. This impacts the function sub_4032E4 of the file /cgi-bin/wireless.cgi. This manipulation of the argument Guest_ssid causes command injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

Affected products

Wavlink NU516U1: m16u1_v240425

References

https://github.com/lin-3-start/lin-cve/blob/main/Wavlink/Wavlink.md
https://github.com/lin-3-start/lin-cve/blob/main/Wavlink/Wavlink.md#poc
https://vuldb.com/?ctiid.320528
https://vuldb.com/?id.320528
https://vuldb.com/?submit.629181

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