CVE-2026-62799
Heap-based buffer overflow in Windows SMB Client allows an authorized attacker to elevate privileges locally.
CVSS
7.8
High
EPSS
—
KEV
—
Exploit Today
—
0-100
Published: Aug 11, 2026 · Last modified: Aug 11, 2026 · CWE-122
Not enough EPSS history yet.
Heap-based buffer overflow in Windows SMB Client allows an authorized attacker to elevate privileges locally.
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-713318.1 HIG—
———Integer overflow or wraparound in Microsoft Azure Attestation service and Device Health Attestation Service allows an unauthorized attacker to execute code over a network.4hCVE-2026-703477.8 HIG—
———Heap-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges locally.4hCVE-2026-703457.8 HIG—
———Heap-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges locally.4hCVE-2026-703306.7 MED—
———Heap-based buffer overflow in Windows DNS allows an authorized attacker to elevate privileges locally.4hCVE-2026-703046.7 MED—
———Heap-based buffer overflow in Windows DNS allows an authorized attacker to elevate privileges locally.4hCVE-2026-701308.4 HIG—
———Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.4h