Vulnerability · Published Sep 22, 2025 · Assigned by VulDB

CVE-2025-10775Wavlink WL-NU516U1 login.cgi sub_4012A0 os command injection

Medium 4.7

In plain English

A medium-severity OS command injection in WL-NU516U1 from Wavlink. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 16.7% (higher than 97% of all known vulnerabilities).

Severity (CVSS 3.1)4.7Medium

Exploit odds (30 days)16.7%top 3.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in Wavlink WL-NU516U1 240425. This vulnerability affects the function sub_4012A0 of the file /cgi-bin/login.cgi. Such manipulation of the argument ipaddr leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Wavlink	WL-NU516U1	240425

Weakness: CWE-78, CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-325131 | Wavlink WL-NU516U1 login.cgi sub_4012A0 os command injection vdb-entry, technical-description
VDB-325131 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #650641 | Wavlink WL-NU516U1 M16U1_V240425 Remote Command Execution third-party-advisory
https://github.com/swwer7000/iot exploit