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Description

Integer overflow or wraparound in Windows SMB allows an authorized attacker to elevate privileges locally.

PUBLISHED Reserved 2025-04-09 | Published 2025-06-10 | Updated 2026-02-26 | Assigner microsoft




HIGH: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-190: Integer Overflow or Wraparound

CWE-122: Heap-based Buffer Overflow

Product status

10.0.10240.0 (custom) before 10.0.10240.21034
affected

10.0.14393.0 (custom) before 10.0.14393.8148
affected

10.0.17763.0 (custom) before 10.0.17763.7434
affected

10.0.19044.0 (custom) before 10.0.19044.5965
affected

10.0.19045.0 (custom) before 10.0.19045.5965
affected

10.0.22621.0 (custom) before 10.0.22621.5472
affected

10.0.22631.0 (custom) before 10.0.22631.5472
affected

10.0.22631.0 (custom) before 10.0.22631.5472
affected

10.0.26100.0 (custom) before 10.0.26100.4349
affected

6.2.9200.0 (custom) before 6.2.9200.25522
affected

6.2.9200.0 (custom) before 6.2.9200.25522
affected

6.3.9600.0 (custom) before 6.3.9600.22620
affected

6.3.9600.0 (custom) before 6.3.9600.22620
affected

10.0.14393.0 (custom) before 10.0.14393.8148
affected

10.0.14393.0 (custom) before 10.0.14393.8148
affected

10.0.17763.0 (custom) before 10.0.17763.7434
affected

10.0.17763.0 (custom) before 10.0.17763.7434
affected

10.0.20348.0 (custom) before 10.0.20348.3807
affected

10.0.25398.0 (custom) before 10.0.25398.1665
affected

10.0.26100.0 (custom) before 10.0.26100.4349
affected

10.0.26100.0 (custom) before 10.0.26100.4349
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32718 (Windows SMB Client Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2025-32718)

nvd.nist.gov (CVE-2025-32718)

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