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PatchSiren cyber security CVE debrief

CVE-2025-50663 D-Link CVE debrief

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of the name parameter in the /usb_paswd.asp endpoint. This HIGH severity vulnerability, with a CVSS score of 7.5, poses a significant risk to organizations using the affected device. The vulnerability's impact is primarily related to potential remote code execution or denial-of-service attacks. Security teams should assess their exposure and prioritize mitigation efforts.

Vendor
D-Link
Product
DI-8003 16.07.26A1
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-08
Original CVE updated
2026-07-25
Advisory published
2026-04-08
Advisory updated
2026-07-25

Who should care

Security teams responsible for D-Link DI-8003 devices should assess and mitigate this HIGH severity vulnerability. Additionally, IT teams managing network infrastructure and device administrators should be aware of the potential risks and take necessary precautions. Organizations using the affected device should prioritize patching or implementing compensating controls to minimize the risk of exploitation.

Technical summary

The vulnerability has a CVSS score of 7.5 and is classified as HIGH severity. It is caused by improper handling of the name parameter in the /usb_paswd.asp endpoint of D-Link DI-8003 16.07.26A1. The CVE record indicates that the vulnerability has not been modified since its publication on 2026-04-08T19:24:16.920Z. The technical impact of this vulnerability is related to potential buffer overflow attacks, which could lead to remote code execution or denial-of-service conditions.

Defensive priority

High priority should be given to patching or mitigating this vulnerability due to its HIGH severity and potential impact on network security.

Recommended defensive actions

  • Inventory and assess D-Link DI-8003 devices for exposure
  • Apply vendor patches or updates if available
  • Implement compensating controls such as network segmentation or access restrictions
  • Monitor for suspicious activity related to the /usb_paswd.asp endpoint
  • Review and update incident response plans to address potential buffer overflow attacks
  • Conduct vulnerability scanning and penetration testing to identify potential weaknesses
  • Develop and implement a remediation plan for exposed systems

Evidence notes

The CVE record and NVD detail provide official information about the vulnerability. However, additional information about affected scope and vendor remediation is limited. Security teams should verify the vulnerability's impact on their specific environments and review vendor documentation for potential patches or workarounds. The lack of detailed information about affected products or versions may hinder thorough risk assessment and mitigation efforts.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-04-08T19:24:16.920Z and has not been modified since then.