November 15, 2026

CVE Watchtower

CVE-2026-129449DrayTek Vigor2960 Command Injection

NVD

Vulnerability Summary

A security vulnerability has been detected in DrayTek Vigor2960 up to 1.5.1.6. Affected by this vulnerability is the function sub_14914 of the file /cgi-bin/mainfunction.cgi. The manipulation of the argument swmconfigupload leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.5.1.7 addresses this issue. It is advisable to upgrade the affected component. The vendor recommends: "1.5.1.6 isn't the latest version of 2960, the latest version fixes many security issues. And we have another one in our release plan which should solve the issues reported."
Severity Level
CRITICAL(9.4)
Published Date
Nov 15, 2026
Last Modified
Nov 15, 2026
Exploitation Status
Public exploit available
Root Weakness (CWE)
CWE-77: Command Injection β†—
The product constructs all or part of a command using externally-influenced input but does not neutralize special elements that could modify the intended command.
CWE-74 β†—
See the MITRE CWE entry for the full definition of this weakness.
CVSS v4.0 Base Metrics — Score 9.4 (CRITICAL)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredLow
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)High
Integrity (Subsequent System)High
Availability (Subsequent System)High
Show CVSS v3.x metrics (score 9.9)
CVSS v3.1 Base Metrics — Score 9.9 (CRITICAL)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • DrayTek Vigor2960 1.5.1.0
  • DrayTek Vigor2960 1.5.1.1
  • DrayTek Vigor2960 1.5.1.2
  • DrayTek Vigor2960 1.5.1.3
  • DrayTek Vigor2960 1.5.1.4
  • DrayTek Vigor2960 1.5.1.5
  • DrayTek Vigor2960 1.5.1.6
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Prioritize this fix. Exploit code is public, so attacks can follow quickly.

  1. Check whether you run DrayTek Vigor2960 and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.
  4. Review logs and exposed services for signs of earlier compromise.

Timeline

  • Nov 15, 2026Published
  • Nov 15, 2026Record last modified
  • Nov 15, 2026PoC status changed: POC to UNKNOWN
  • Nov 15, 2026CVSS score changed: 9.4 to 8.6
  • Nov 15, 2026Severity changed: CRITICAL to HIGH
  • Nov 15, 2026PoC status changed: POC to UNKNOWN
  • Nov 15, 2026CVSS score changed: 9.4 to 8.6
  • Nov 15, 2026Severity changed: CRITICAL to HIGH
  • Nov 15, 2026PoC status changed: POC to UNKNOWN
  • Nov 15, 2026CVSS score changed: 9.4 to 8.6
  • Nov 15, 2026Severity changed: CRITICAL to HIGH
  • Nov 15, 2026PoC status changed: POC to UNKNOWN
  • Nov 15, 2026CVSS score changed: 9.4 to 8.6
  • Nov 15, 2026Severity changed: CRITICAL to HIGH

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 15, 2026 13:11 UTC