Is CVE-2026-4652 actively exploited?

No active exploitation of CVE-2026-4652 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-4652 be exploited remotely?

Yes. CVE-2026-4652 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-4652?

CVE-2026-4652 has a CVSS score of 7.5 (HIGH).

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HIGH

CVE-2026-4652

CWE-476Published: March 26, 2026· Updated: Mar 26, 2026

7.5

CVSS v3.1

EPSS:0.05%probability of exploitation in 30 daysPercentile:14.3th

Official Description

On a system exposing an NVMe/TCP target, a remote client can trigger a kernel panic by sending a CONNECT command for an I/O queue with a bogus or stale CNTLID.

An attacker with network access to the NVMe/TCP target can trigger an unauthenticated Denial of Service condition on the affected machine.

NVD Source

Technical Analysis

CVE-2026-4652 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.