PowerShell Elevation of Privilege Vulnerability

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-59119
StatePUBLISHED
Assignermicrosoft
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-11 17:18:05 UTC
Updated2026-08-17 11:31:25 UTC
DescriptionIncorrect default permissions in Microsoft PowerShell allows an authorized attacker to elevate privileges locally.

Risk And Classification

Primary CVSS: v3.1 7.3 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.003640000 probability, percentile 0.292790000 (date 2026-08-12)

Problem Types: CWE-276 | CWE-276 CWE-276: Incorrect Default Permissions

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.3HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
3.1CNACVSS7.3HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Microsoft Powershell All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Microsoft PowerShell 7.4 affected 7.4.0 7.4.19.0 custom Not specified
CNA Microsoft PowerShell 7.5 affected 7.5.0 7.5.10.0 custom Not specified
CNA Microsoft PowerShell 7.6 affected 7.6.0 7.6.5 custom Not specified

References

ReferenceSourceLinkTags
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59119 [email protected] msrc.microsoft.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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