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PatchSiren cyber security CVE debrief

CVE-2025-50657 D-Link CVE debrief

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of the pid parameter in the /trace.asp endpoint. The vulnerability has a CVSS score of 7.5 and is classified as HIGH severity. This issue can lead to potential exploitation, allowing attackers to execute arbitrary code. Users of D-Link DI-8003 16.07.26A1 should be aware of this vulnerability and take necessary precautions to prevent exploitation.

Vendor
D-Link
Product
DI-8003
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

Users of D-Link DI-8003 16.07.26A1, administrators, security teams, and operators managing network devices should be aware of this vulnerability and take necessary precautions to prevent exploitation. This includes reviewing and applying vendor-provided patches or updates.

Technical summary

The vulnerability is caused by improper handling of the pid parameter in the /trace.asp endpoint, leading to a buffer overflow. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. This vulnerability can be exploited remotely, and users should apply patches or updates to mitigate the risk. Affected product deployments should be reviewed, and owners assigned for follow-up. Compensating controls should be considered for exposed systems while remediation is scheduled and verified. The CVE record was published on 2026-04-08T19:24:16.363Z and was last modified on 2026-07-25T10:10:00.167Z. The NVD entry is currently Modified. Users of D-Link DI-8003 16.07.26A1 should verify their deployments and review vendor guidance for mitigation.

Defensive priority

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

Recommended defensive actions

  • Apply the vendor-provided patch or update to a fixed version of the firmware.
  • Implement network segmentation to limit access to the affected device.
  • Monitor network traffic for suspicious activity.
  • Consider implementing a web application firewall to detect and prevent exploitation attempts.
  • Review compensating controls for exposed systems while remediation is scheduled and verified.
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented.
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.

Evidence notes

The CVE record was published on 2026-04-08T19:24:16.363Z and was last modified on 2026-07-25T10:10:00.167Z. The NVD entry is currently Modified. This vulnerability affects D-Link DI-8003 16.07.26A1. Users should verify their deployments and review vendor guidance for mitigation.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-50657 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-50657

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-50657 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-50657

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.