OS Command Injection Vulnerability in D-Link DNS-340L and DNS-345 Products
CVE-2026-82692

9.4CRITICAL

Key Information:

Vendor

D-link
Status
Dns-340l
Dns-345
Vendor
CVE Published:
31 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-82692?

A security vulnerability exists in D-Link's DNS-340L and DNS-345 products, specifically within the /cgi-bin/iscsi_mgr.cgi file. This flaw allows unauthorized manipulation of user inputs such as alias, username, password, and volume_location, enabling remote attackers to execute arbitrary OS commands. The exploit has been made public, raising significant concerns for user security. Proper vulnerability management and patching are critical to mitigate potential attacks.

Affected Version(s)

DNS-340L 20260717

DNS-345 20260717

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-82692 - Proof of Concept

References

https://vuldb.com/vuln/397180
vdb-entrytechnical-description
https://vuldb.com/vuln/397180/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82692
third-party-advisory

CVSS V4

Score:
9.4
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ST4R0001 (VulDB User)
.