CVE-2026-50523

highpriority · track · 0EPSS 0.003 · 25 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.32% (25th) EPSS

CVSS 7.8 · high

Is it mine?

18 products

Check your exposure

Who says so?

5 sources

enisa_euvd · cert_bund · msrc_csaf · nvd

EPSS · scored 2026-10-27

Improper neutralization of special elements used in a command ('command injection') in Microsoft PowerShell allows an authorized attacker to execute code locally.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedPowerShell 7.4msrc_csaf
7.4.19.0:Security Update
FixedPowerShell 7.5msrc_csaf
7.5.10.0:Security Update
FixedPowerShell 7.6msrc_csaf
7.6.5:Security Update

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-77USCWE-77US

affected products (18)

Products and version ranges known to be affected.

Microsoft PowerShell 7.4all versionscert_bundDEcpe:/a:microsoft:powershell:7.4
Microsoft PowerShell 7.5all versionscert_bundDEcpe:/a:microsoft:powershell:7.5
Microsoft PowerShell 7.6all versionscert_bundDEcpe:/a:microsoft:powershell:7.6
Microsoft PowerShell 7.47.4.0 → 7.4.19.0enisa_euvdEU
Microsoft PowerShell 7.57.5.0 → 7.5.10.0enisa_euvdEU
Microsoft PowerShell 7.67.6.0 → 7.6.5enisa_euvdEU
Microsoft PowerShell 7.4all versionsfixedmsrc_csafUS
Microsoft PowerShell 7.4< 7.4.19.0msrc_csafUS
Microsoft PowerShell 7.5all versionsfixedmsrc_csafUS
Microsoft PowerShell 7.5< 7.5.10.0msrc_csafUS
Microsoft PowerShell 7.6all versionsfixedmsrc_csafUS
Microsoft PowerShell 7.6< 7.6.5msrc_csafUS
microsoft powershell7.4 → 7.4.19.0nvdUScpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*
microsoft powershell7.5 → 7.5.10.0nvdUScpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*
microsoft powershell7.6 → 7.6.5nvdUScpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*
Bitnami powershell7.4.0 → 7.4.19osvUSpkg:bitnami/powershell
Bitnami powershell7.5.0 → 7.5.10osvUSpkg:bitnami/powershell
Bitnami powershell7.6.0 → 7.6.5osvUSpkg:bitnami/powershell

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2857Microsoft PowerShell: Schwachstelle ermöglicht CodeausführungDeutsch2026-08-16csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle in Microsoft PowerShell ausnutzen, um beliebigen Programmcode auszuführen.
msrc_CVE-2026-50523Microsoft PowerShell Remote Code Execution Vulnerability2026-08-11csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
BIT-powershell-2026-50523Microsoft PowerShell Remote Code Execution Vulnerability2026-08-19vendor · osvUS
Improper neutralization of special elements used in a command ('command injection') in Microsoft PowerShell allows an authorized attacker to execute code locally.

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd cert_bund msrc_csaf nvd osv NVD CVE.org MITRE

published 2026-08-14modified 2026-08-18

references (2)

External citations — patches, advisories, analysis.

scry

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