ZDI-26-200: (Pwn2Own) QNAP TS-453E nvrlog_event_add msg SQL Injection Remote Code Execution Vulnerability

Published Mar 16, 2026
·
Updated

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of QNAP TS-453E devices. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The ZDI has assigned a CVSS rating of 8.0. The following CVEs are assigned: CVE-2025-62849.

Affected Software

1 affected component
QNAP TS-453E

Event History

Mar 16, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description

Frequently Asked Questions

1

What is the severity of ZDI-26-200?

The severity of ZDI-26-200 is high due to its potential for remote code execution.

2

How do I fix ZDI-26-200?

To fix ZDI-26-200, update your QNAP TS-453E device to the latest firmware provided by QNAP.

3

What type of attacks can ZDI-26-200 enable?

ZDI-26-200 can enable attacks that allow network-adjacent attackers to execute arbitrary code.

4

Is authentication required to exploit ZDI-26-200?

Yes, authentication is required to exploit the ZDI-26-200 vulnerability.

5

What devices are affected by ZDI-26-200?

The QNAP TS-453E device is affected by the ZDI-26-200 vulnerability.

Contact

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