Review reviewHigh

CVE-2026-3006

WinFSP WinFSP, Red Hat Advanced Cluster Management for Kubernetes 2

Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.

CVSS
7
EPSS
0.11%
1.66% percentile
CISA KEV
Not listed
Published
2026.04.27
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.11%
Technical severityCVSS 7

Vulnerability overview

Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.

Affected product and versions

Product
WinFSP WinFSP, Red Hat Advanced Cluster Management for Kubernetes 2
Affected versions
>= 2.1.25156 and lower
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that WinFSP WinFSP, Red Hat Advanced Cluster Management for Kubernetes 2 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-362, CWE-368
CVE-2026-3006 — WinFSP WinFSP, Red Hat Advanced Cluster Management for Kubernetes 2 | SECUFOCUS NOW