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Description

Improper authentication in Windows Cryptographic Services allows an unauthorized attacker to elevate privileges locally.

PUBLISHED Reserved 2026-05-07 | Published 2026-06-09 | Updated 2026-06-10 | Assigner microsoft




HIGH: 8.4CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-287: Improper Authentication

Product status

10.0.22631.0 (custom) before 10.0.22631.7219
affected

10.0.22631.0 (custom) before 10.0.22631.7219
affected

10.0.26100.0 (custom) before 10.0.26100.8655
affected

10.0.26200.0 (custom) before 10.0.26200.8655
affected

10.0.28000.0 (custom) before 10.0.28000.2269
affected

10.0.20348.0 (custom) before 10.0.20348.5256
affected

10.0.26100.0 (custom) before 10.0.26100.32995
affected

10.0.26100.0 (custom) before 10.0.26100.32995
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44810 (Microsoft Cryptographic Services Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2026-44810)

nvd.nist.gov (CVE-2026-44810)

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