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Description

Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.

PUBLISHED Reserved 2025-04-15 | Published 2025-06-10 | Updated 2026-02-26 | Assigner microsoft




HIGH: 8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-416: Use After Free

Product status

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-2025-33071 (Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability) vendor-advisory patch

cve.org (CVE-2025-33071)

nvd.nist.gov (CVE-2025-33071)

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