Check Point Advisories

Wavlink QUANTUM D3G Stack Overflow (CVE-2025-61128)

Vulnerability
Protection

Check Point Reference:	CPAI-2025-13587
Date Published:	10 Dec 2025
Severity:	High
Last Updated:	Monday 23 March, 2026
Source:
Industry Reference:	CVE-2025-61128
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Wavlink QUANTUM D3G M30HG3_V240730 Wavlink WL-WN530HG3 M30HG3_V24073
Vulnerability Description	A stack overflow vulnerability exists in Wavlink QUANTUM D3G. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Wavlink QUANTUM D3G Stack Overflow (CVE-2025-61128) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Application Servers Protection Violation.
Attack Information: Wavlink QUANTUM D3G Stack Overflow (CVE-2025-61128)