Is CVE-2025-30266 actively exploited?

No active exploitation of CVE-2025-30266 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2025-30266 be exploited remotely?

Yes. CVE-2025-30266 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2025-30266?

CVE-2025-30266 has a CVSS score of 6.5 (MEDIUM) and an EPSS exploitation probability of 0.12%.

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MEDIUM

CVE-2025-30266

CWE-476Published: February 11, 2026· Updated: Feb 11, 2026

6.5

CVSS v3.1

EPSS:0.12%probability of exploitation in 30 daysPercentile:30.7th

Official Description

A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user 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:

Qsync Central 5.0.0.4 ( 2026/01/20 ) and later

NVD Source

Technical Analysis

CVE-2025-30266 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.