Command Injection Vulnerability in DrayTek Vigor2960 Router
CVE-2026-113396

5.3MEDIUM

Key Information:

Vendor

Draytek
Status
Vigor2960
Vendor
CVE Published:
20 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-113396?

A command injection vulnerability exists in the DrayTek Vigor2960 router within the rename_table function of the Rename Table Handler. This flaw allows attackers to manipulate arguments sent to the endpoint, which can lead to unauthorized command execution. The vulnerability can be exploited remotely, posing significant risks to users, especially as it impacts an outdated version no longer supported with regular updates. Users are strongly encouraged to upgrade to firmware version 1.5.1.7 to mitigate this security threat, as this release addresses multiple security issues, reinforcing overall device safety.

Affected Version(s)

Vigor2960 1.5.1.6 Revision 8218

Vigor2960 1.5.1.7

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-2026-113396 - Proof of Concept

References

https://vuldb.com/vuln/422672
vdb-entrytechnical-description
https://vuldb.com/vuln/422672/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-113396
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

eqqie (VulDB User)
VulDB CNA Team
.