Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
CVSS v3.1 Score
8.4
/ 10.0
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Information
- Published
- 8 sept. 2026
- Updated
- 9 sept. 2026
- Status
- Analyzed
- Source
- secure@microsoft.com
Affected products
microsoft windows 10 1607
Versions : 10.0.14393.9512
microsoft windows 10 1809
Versions : 10.0.17763.9245
microsoft windows 10 21h2
Versions : 10.0.19044.7725
microsoft windows 10 22h2
Versions : 10.0.19045.7725
microsoft windows 11 23h2
Versions : 10.0.22631.7582
microsoft windows 11 24h2
Versions : 10.0.26100.9445
microsoft windows 11 25h2
Versions : 10.0.26200.9445
microsoft windows 11 26h1
Versions : 10.0.28000.2954
Weaknesses (CWE)
CWE-125
References (1)
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77503PatchVendor Advisory
Similar CVEs
Other vulnerabilities of type CWE-125
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