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Vulnerabilities

Vulnerability · CVE-2025-50663

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.

Published Apr 8, 2026 · catalog updated Jul 25, 2026 · di-8003 firmware

Check if you run it

No confirmed exploitation is on record for CVE-2025-50663. EPSS is 0.52%. Act only if a listed version of di-8003 firmware is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.52%
Remediation
Advisory link
Affected products
cpe dlink/di-8003 firmware

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe dlink/di-8003 firmware16.07.26a1

How to fix CVE-2025-50663

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-50663. EPSS is 0.52%. Act only if a listed version of di-8003 firmware is installed.

Which versions are affected?

Compare what you have installed with dlink/di-8003 firmware 16.07.26a1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-121: Stack-based Buffer Overflow. EPSS 0.52%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 8, 2026 · NIST NVD

    Detected

    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.

  2. Jul 25, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-50663

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-50663

    30-day exploitation probability 0.5%

    first.org
  • NIST NVDVulnerability recordCVE-2025-50663

    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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.