Unrated severityNVD Advisory· Published Dec 16, 2025· Updated Mar 18, 2026
QTS, QuTS hero
CVE-2025-62848
Description
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to launch a denial-of-service (DoS) attack.
We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and later QuTS hero h5.3.1.3292 build 20251024 and later
Affected products
4- QNAP Systems Inc./QTSv5Range: 5.2.x
- QNAP Systems Inc./QuTS herov5Range: h5.2.x
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1News mentions
1- ZDI-26-199: (Pwn2Own) QNAP TS-453E conn_log_tool Format String Remote Code Execution VulnerabilityZero Day Initiative · Mar 16, 2026