Path Traversal Vulnerability in DrayTek Vigor2960 Router by DrayTek
CVE-2026-113394

5.3MEDIUM

Key Information:

Vendor

Draytek
Status
Vigor2960
Vendor
CVE Published:
20 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-113394?

A vulnerability has been detected in the DrayTek Vigor2960 router, specifically in the setSWMProfile function located within /cgi-bin/mainfunction.cgi. This flaw allows attackers to manipulate input arguments leading to path traversal attacks. Such vulnerabilities can be exploited remotely, potentially granting unauthorized access to the filesystem. It's important to note that the affected firmware version 1.5.1.6 Revision 8218 is no longer supported by the vendor. Users are highly advised to upgrade to a newer version, as the subsequent update (1.5.1.7) addresses multiple security issues. Given the publicly available exploit, it is crucial for network administrators to assess their vulnerability posture and take necessary actions to mitigate any risks associated with this issue.

Affected Version(s)

Vigor2960 1.5.1.6 Revision 8218

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-2026-113394 - Proof of Concept

References

https://vuldb.com/vuln/422670
vdb-entrytechnical-description
https://vuldb.com/vuln/422670/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-113394
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
.