CVE-2026-100205

SysInternals Elevation of Privilege Vulnerability

At a glance

Severity: HIGH 7.1
EPSS: EPSS 0.41 % · percentile 35 (2026-10-27)
State: PUBLISHED
Published: 2026-10-13
Updated: 2026-10-28
Assigner: microsoft
NVD status: Undergoing Analysis

Description

Untrusted pointer dereference in SysInternals allows an authorized attacker to elevate privileges locally.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C	microsoft
CVSS 3.1	HIGH 7.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N	NVD · secure@microsoft.com (Secondary)

Weaknesses (CWE)

CWE-822

European references

ENISA EUVD · EUVD-2026-100317
GCVE · GCVE-0-2026-100205

CERT-FR advisories

CERTFR-2026-AVI-1314 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr

Affected products

Product	Versions
Microsoft · Windows Sysinternals Process Monitor	affected 1.0 < v4.04

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-100205

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD