Critical severity9.8NVD Advisory· Published Aug 11, 2026· Updated Aug 11, 2026
CVE-2026-62878
CVE-2026-62878
Description
Stack-based buffer overflow in Windows DNS allows an unauthorized attacker to execute code over a network.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
3- August 2026 Patch Tuesday: Microsoft Fixes 421 CVEs, One Exploited Zero-DaySecurityWeek · Aug 11, 2026
- Microsoft Patch Tuesday August 2026, (Tue, Aug 11th)SANS Internet Storm Center · Aug 11, 2026
- Microsoft Patch Tuesday Update August 2026 – 394 Vulnerabilities Fixed, Including 3 Zero-DaysCyber Security News · Aug 11, 2026