{"schema_version":1,"title":"WinFsp vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in WinFsp: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-93689, was published on 18 September 2026.","url":"https://junglewise.ai/threats/technologies/winfsp","json_url":"https://junglewise.ai/threats/technologies/winfsp.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/winfsp","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":2,"last_365_days":3},"latest":[{"cve":"CVE-2026-93689","cvss":5.5,"epss":0.0015,"slug":"cve-2026-93689-winfsp-through-2-2-26215-contains-a-null-pointer-dereference","title":"WinFsp null pointer dereference in kernel device control handler","severity":"medium","exploited":false,"published_at":"2026-09-18T16:17:15.837+00:00","url":"https://junglewise.ai/threats/cve-2026-93689-winfsp-through-2-2-26215-contains-a-null-pointer-dereference"},{"cve":"CVE-2026-7162","cvss":7.8,"slug":"cve-2026-7162-winfsp-integer-overflow-privilege-escalation","title":"WinFsp integer overflow privilege escalation","severity":"high","exploited":false,"published_at":"2026-07-13T04:16:29.127+00:00","url":"https://junglewise.ai/threats/cve-2026-7162-winfsp-integer-overflow-privilege-escalation"},{"cve":"CVE-2026-3006","cvss":7,"epss":0.0009,"slug":"cve-2026-3006-winfsp-local-privilege-escalation-via-kernel-heap-overflow","title":"WinFSP local privilege escalation via kernel heap overflow","severity":"high","exploited":false,"published_at":"2026-04-27T03:15:59.277+00:00","url":"https://junglewise.ai/threats/cve-2026-3006-winfsp-local-privilege-escalation-via-kernel-heap-overflow"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"WinFsp","slug":"winfsp","vendor":{"name":"WinFSP","slug":"winfsp","url":"https://junglewise.ai/threats/vendors/winfsp"},"aliases":[],"category":"library","homepage":"https://winfsp.dev/","repo_url":"https://github.com/winfsp/winfsp","description":"WinFsp is an open-source Windows File System Proxy that allows for the creation of user-mode file systems on Windows.","url":"https://junglewise.ai/threats/technologies/winfsp"},"most_severe":[{"cve":"CVE-2026-7162","cvss":7.8,"slug":"cve-2026-7162-winfsp-integer-overflow-privilege-escalation","title":"WinFsp integer overflow privilege escalation","severity":"high","exploited":false,"published_at":"2026-07-13T04:16:29.127+00:00","url":"https://junglewise.ai/threats/cve-2026-7162-winfsp-integer-overflow-privilege-escalation"},{"cve":"CVE-2026-3006","cvss":7,"epss":0.0009,"slug":"cve-2026-3006-winfsp-local-privilege-escalation-via-kernel-heap-overflow","title":"WinFSP local privilege escalation via kernel heap overflow","severity":"high","exploited":false,"published_at":"2026-04-27T03:15:59.277+00:00","url":"https://junglewise.ai/threats/cve-2026-3006-winfsp-local-privilege-escalation-via-kernel-heap-overflow"},{"cve":"CVE-2026-93689","cvss":5.5,"epss":0.0015,"slug":"cve-2026-93689-winfsp-through-2-2-26215-contains-a-null-pointer-dereference","title":"WinFsp null pointer dereference in kernel device control handler","severity":"medium","exploited":false,"published_at":"2026-09-18T16:17:15.837+00:00","url":"https://junglewise.ai/threats/cve-2026-93689-winfsp-through-2-2-26215-contains-a-null-pointer-dereference"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}