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CVE-2026-119906ImportantEoP

Windows Sandbox Elevation of Privilege Vulnerability

MSRC advisory NVD CVE.org

Assessment

Improper neutralization of special elements used in an os command ('os command injection') in Windows Sandbox allows an authorized attacker to elevate privileges locally.

Severity
Important
CVSS base score
Not published
Impact
Elevation of Privilege
Exploitation detected
No known exploitation (MSRC assessment)
Exploitability
Exploitation Less Likely
Publicly disclosed
No (MSRC assessment)
EPSS · 30-day forecast
No EPSS score collected
Customer action
Required: follow the MSRC remediation guidance
More details
Public detection template
No Nuclei template is listed in the current collected catalog
Component
Windows Sandbox
Weakness
CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Issued by
Microsoft
Published
10 Nov 2026 · November 2026
Last revised
10 Nov 2026

Updates that fix it

0 KBs

No KB listed

No KB update is listed in the collected MSRC record. Check the MSRC advisory for product releases and other remedies.

Affected products

Windows
1 affected product
Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (0)

Up to 100 recent field edits are shown; older edits may be outside retention.

No retained field changes for this selection.

Explore global source statements, affected packages and advisory history for CVE-2026-119906. The catalog has a separate collection scope from Microsoft release records.

Explicit identifiers and source references

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-119906 · Microsoft / collected KEV context

cve-program · CVE-2026-119906

Related operational evidence

Explicit CVE identifiers
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

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