Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32709
https://www.theregister.com/2025/05/14/patch_tuesday_may/
https://www.infosecurity-magazine.com/news/microsoft-seven-zerodays-may-patch/
https://securityaffairs.com/177856/security/u-s-cisa-adds-microsoft-windows-flaws-to-its-known-exploited-vulnerabilities-catalog.html
https://www.securityweek.com/zero-day-attacks-highlight-another-busy-microsoft-patch-tuesday/
https://www.cisa.gov/news-events/alerts/2025/05/13/cisa-adds-five-known-exploited-vulnerabilities-catalog
https://www.tenable.com/blog/microsofts-may-2025-patch-tuesday-addresses-71-cves-cve-2025-32701-cve-2025-32706
Source: Mitre, NVD
Published: 2025-05-13
Updated: 2025-05-16
Known Exploited Vulnerability (KEV)
Base Score: 6.8
Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.13228