Improper link resolution before file access ('link following') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to perform tampering locally.
Advisories
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Fixes
Solution
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Workaround
No workaround given by the vendor.
References
History
Tue, 11 Aug 2026 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Improper link resolution before file access ('link following') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to perform tampering locally. | |
| Title | Windows Container Isolation FS Filter Driver (unionfs.sys) Tampering Vulnerability | |
| First Time appeared |
Microsoft
Microsoft windows 11 26h1 |
|
| Weaknesses | CWE-59 | |
| CPEs | cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:* | |
| Vendors & Products |
Microsoft
Microsoft windows 11 26h1 |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: microsoft
Published:
Updated: 2026-08-11T19:20:34.118Z
Reserved: 2026-08-10T18:36:42.030Z
Link: CVE-2026-72971
No data.
Status : Awaiting Analysis
Published: 2026-08-11T17:19:15.220
Modified: 2026-08-11T18:53:42.910
Link: CVE-2026-72971
No data.
OpenCVE Enrichment
No data.
Weaknesses