HOMEVULNERABILITIESCVE-2025-50666
HIGH

CVE-2025-50666

Published: April 8, 2026· Updated: Apr 10, 2026

7.5
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:0.8th

Official Description

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of multiple parameters in the /web_post.asp endpoint. An attacker can exploit this vulnerability by sending a crafted HTTP GET request in parameters such as name, en, user_id, log, and time.

NVD Source

Technical Analysis

CVE-2025-50666 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

dlink2 products
di-8003 firmwaredi-8003
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/xiaotea/iot-vulnerability-collection/blob/main/README.md
ADVISORYhttps://www.dlink.com/en/security-bulletin/

All References (2)

→
https://github.com/xiaotea/iot-vulnerability-collection/blob/main/README.mdThird Party Advisory
→
https://www.dlink.com/en/security-bulletin/Vendor Advisory

Quick Facts

CVE IDCVE-2025-50666
CVSS Score7.5 / 10
SeverityHIGH
CISA KEVNo
EPSS (30d)0.01%
Affected1 vendor
PublishedApr 8, 2026

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2025-50666 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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