What’s Vulnerable › Vulnerabilities

CVE-2025-62850: NULL Pointer Dereference in networkRequest.cgi

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-10 · updated 2026-10-15
• Weakness: CWE-476

Description

A NULL pointer dereference vulnerability has been reported to affect QTS, QVP, QuTS cloud and QuTS hero. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: QTS 5.2.9.3410 build 20260214 and later QVP 2.7.4 and later QuTS cloud c5.2.9.3468 build 20260413 and later QuTS hero h5.2.9.3410 build 20260214 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3459 build 20260409 and later

Affected products

• QNAP Systems Inc. QuTS hero: from h5.2.0.2737 before h5.2.9.3410; from h5.3.0.3115 before h5.3.4.3500; from h6.0.0.3324 before h6.0.0.3459 — fixed in h5.2.9.3410, h5.3.4.3500, h6.0.0.3459

How to fix

Upgrade to a fixed version: QNAP Systems Inc. QuTS hero h5.2.9.3410, h5.3.4.3500, h6.0.0.3459. Check the vendor advisory for mitigations.

References

• https://www.qnap.com/en/release-notes/qts/5.2.9.3410/20260214
• https://www.qnap.com/en/release-notes/quts_hero/h5.2.9.3410/20260214
• https://www.qnap.com/en/release-notes/quts_hero/h5.3.4.3500/20260520
• https://www.qnap.com/en/release-notes/quts_hero/h6.0.0.3459/20260409
• https://www.qnap.com/en/release-notes/qutscloud/c5.2.9.3468/20260413
• https://www.qnap.com/en/release-notes/qvp/2.7.5.1691/20260818

Get alerted when CVE-2025-62850 or the next vulnerability affects your stack