Security ID : QSA-25-45
Multiple Vulnerabilities in QTS and QuTS hero (PWN2OWN 2025)
Release date : November 8, 2025
CVE identifier : CVE-2025-62847 | CVE-2025-62848 | CVE-2025-62849 | ZDI-CAN-28353 | ZDI-CAN-28435 | ZDI-CAN-28436
Affected products: QTS 5.2.x, QuTS hero h5.2.x, QuTS hero h5.3.x
Severity
Critical
Status
Resolved
Summary
Multiple vulnerabilities have been reported to affect certain QNAP operating system versions. We have already fixed the vulnerabilities in the following versions:
| Affected Product | Fixed Version |
| QTS 5.2.x | QTS 5.2.7.3297 build 20251024 and later |
| QuTS hero h5.2.x | QuTS hero h5.2.7.3297 build 20251024 and later |
| QuTS hero h5.3.x | QuTS hero h5.3.1.3292 build 20251024 and later |
Recommendation
To secure your device, we recommend regularly updating your system to the latest version to benefit from vulnerability fixes. You can check the product support status to see the latest updates available to your NAS model.
Updating QTS or QuTS hero
- Log in to QTS or QuTS hero as an administrator.
- Go to Control Panel > System > Firmware Update.
- Under Live Update, click Check for Update.
The system downloads and installs the latest available update.
Tip: You can also download the update from the QNAP website. Go to Support > Download Center and then perform a manual update for your specific device.
Acknowledgements: Pwn2Own 2025 - DEVCORE
Revision History:
V1.0 (November 8, 2025) - Published
