Vulnerability in Winfsp

CVE-2026-3006

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.

EPSS: 0.000 (3.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Winfsp — versions 2.1.25156 and lower

References

Frequently asked questions

What is CVE-2026-3006?
CVE-2026-3006 is a high-severity vulnerability in Winfsp. CVSS score: 7.0/10. Published 2026-04-27.
How severe is CVE-2026-3006?
High severity. CVSS v3 base score is 7.0 out of 10.