CISA Warns of Windows Ancillary Function 0-Day Vulnerability Exploited in Attacks

The U.S. Cybersecurity and Infrastructure Security Agency has added a Microsoft Windows vulnerability to its Known Exploited Vulnerabilities Catalog, warning that the flaw is being exploited in attacks. The issue, tracked as CVE-2026-68820, is a use-after-free vulnerability affecting the Windows Ancillary Function Driver for WinSock. An authorized attacker could exploit the issue locally to elevate […]

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