What is CVE-2026-105732?

CVE-2026-105732 is a high-severity vulnerability in Microsoft Sysinternals Suite, classified under Stack-based Buffer Overflow. CVSS score: 7.3/10. Published 2026-10-13.

How severe is CVE-2026-105732?

High severity. CVSS v3 base score is 7.3 out of 10.

Buffer overflow in Microsoft Sysinternals Suite

CVE-2026-105732

Stack-based buffer overflow in SysInternals allows an authorized attacker to elevate privileges locally.

Vulnerability class: Buffer Overflow

Published 2026-10-13 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Microsoft Sysinternals Suite

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

SysInternals Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-105732?: CVE-2026-105732 is a high-severity vulnerability in Microsoft Sysinternals Suite, classified under Stack-based Buffer Overflow. CVSS score: 7.3/10. Published 2026-10-13.
How severe is CVE-2026-105732?: High severity. CVSS v3 base score is 7.3 out of 10.