CVE-2026-13538 PUBLISHED

Wavlink WL-NU516U1-A POST Parameter wireless.cgi sub_401D68 command injection

Assigner: VulDB
Reserved: 28.06.2026 Published: 29.06.2026 Updated: 29.06.2026

A vulnerability was determined in Wavlink WL-NU516U1-A M16U1_V240425. The affected element is the function sub_401D68 of the file /cgi-bin/wireless.cgi of the component POST Parameter Handler. This manipulation of the argument SSID2G2/SSID5G2/AuthMethod2/WPAPSK12 causes command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Metrics

CVSS Vector: 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
CVSS Score: 5.3

Product Status

Vendor Wavlink
Product WL-NU516U1-A
Versions
  • Version M16U1_V240425 is affected

Credits

  • HustBinary (VulDB User) reporter
  • VulDB CNA Team coordinator

References

Problem Types

  • Command Injection CWE
  • Injection CWE