CVE-2025-50670 D‑Link CVE debrief

Who should care

Users of D-Link DI-8003 16.07.26A1 should apply patches or mitigations to prevent exploitation. This vulnerability has a CVSS score of 7.5 and is classified as HIGH severity. Security teams and administrators responsible for D-Link DI-8003 16.07.26A1 deployments should prioritize patching or mitigating this vulnerability to prevent potential exploitation.

Technical summary

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of parameters in the /xwgl_bwr.asp endpoint. An attacker can exploit this vulnerability by sending a crafted HTTP GET request in the name, qq, and time parameters. The vulnerability has a CVSS score of 7.5 and is classified as HIGH severity. This could lead to potential code execution or denial of service. Users of D-Link DI-8003 16.07.26A1 should apply patches or mitigations to prevent exploitation.

Defensive priority

High priority should be given to patching or mitigating this vulnerability to prevent potential exploitation.

Recommended defensive actions

• Apply patches or updates provided by the vendor
• Implement network segmentation to limit access to vulnerable systems
• Monitor network traffic for suspicious activity
• Conduct regular vulnerability assessments and penetration testing
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The vulnerability is documented in the NVD database and has a CVSS score of 7.5. The vendor, D-Link, has provided security bulletins and mitigation guidance. Evidence of exploitation in the wild has not been reported. However, users of D-Link DI-8003 16.07.26A1 should apply patches or mitigations to prevent potential exploitation. The CVE record was published on 2026-04-08T19:24:17.690Z and has not been modified since then. Additional verification is recommended to confirm affected scope and severity.

Official resources