CVE-2026-3006
Race Condition Vulnerability
CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | winfsp |
| Product | winfsp |
| Published | Apr 27, 2026 |
| Last Updated | Jul 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
WinFSP / WinFSP
2.1.25156 and lower
References
csa.gov.sg: https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-043 github.com: https://github.com/winfsp/winfsp/releases/tag/v2.2B1 access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-3006 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2463150 security.access.redhat.com: https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3006.json
Credits
Tay Kiat Loong