August 2026 Patch Tuesday: Microsoft Fixes 421 CVEs, One Exploited Zero-Day

A use-after-free in the afd.sys Windows kernel-mode driver has been exploited to gain SYSTEM privileges.

The post August 2026 Patch Tuesday: Microsoft Fixes 421 CVEs, One Exploited Zero-Day appeared first on SecurityWeek.

Read more: August 2026 Patch Tuesday: Microsoft Fixes 421 CVEs, One Exploited Zero-Day

Story added 11. August 2026, content source with full text you can find at link above.