# Microsoft Windows PowerShell vulnerabilities Source: https://junglewise.ai/threats/technologies/windows-powershell Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/windows-powershell.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 11 vulnerabilities in Microsoft Windows PowerShell: 4 in the last 7 days and 11 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-124226, was published on 10 November 2026. 5 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0. ## Counts - Last 7 days: 4 - Last 30 days: 4 - Last 90 days: 11 - All time: 11 (1 critical, 0 exploited in the wild) ## About Microsoft Windows PowerShell Windows command-line shell and scripting framework for system automation and management. ## Latest Microsoft Windows PowerShell vulnerabilities - [CVE-2026-124226: Microsoft Windows PowerShell privilege escalation in execution](https://junglewise.ai/threats/cve-2026-124226-execution-with-unnecessary-privileges-in-windows-powershell) (high, CVSS 8.8, published 10 Nov 2026) - [CVE-2026-124225: Windows PowerShell code injection vulnerability](https://junglewise.ai/threats/cve-2026-124225-improper-control-of-generation-of-code-code-injection-in-windows) (high, CVSS 7.8, published 10 Nov 2026) - [CVE-2026-124224: Microsoft Windows PowerShell privilege escalation via symlink following](https://junglewise.ai/threats/cve-2026-124224-improper-link-resolution-before-file-access-link-following-in) (high, CVSS 7, published 10 Nov 2026) - [CVE-2026-113815: Windows PowerShell code injection security feature bypass](https://junglewise.ai/threats/cve-2026-113815-improper-control-of-generation-of-code-code-injection-in-windows) (medium, CVSS 4.7, published 10 Nov 2026) - [CVE-2026-85817: Windows PowerShell untrusted input security decision remote code execution](https://junglewise.ai/threats/cve-2026-85817-reliance-on-untrusted-inputs-in-a-security-decision-in-windows) (high, CVSS 8.8, published 13 Oct 2026) - [CVE-2026-85805: Microsoft Windows PowerShell security check bypass](https://junglewise.ai/threats/cve-2026-85805-improperly-implemented-security-check-for-standard-in-windows) (medium, CVSS 6.5, published 13 Oct 2026) - [CVE-2026-83578: Windows PowerShell integer underflow remote code execution](https://junglewise.ai/threats/cve-2026-83578-integer-underflow-wrap-or-wraparound-in-windows-powershell-allows) (critical, CVSS 9.8, published 13 Oct 2026) - [CVE-2026-70185: Microsoft Windows PowerShell protection mechanism bypass](https://junglewise.ai/threats/cve-2026-70185-protection-mechanism-failure-in-windows-powershell-allows-an) (high, CVSS 8.8, published 13 Oct 2026) - [CVE-2026-70052: Windows PowerShell integer overflow in local execution](https://junglewise.ai/threats/cve-2026-70052-integer-overflow-or-wraparound-in-windows-powershell-allows-an) (high, CVSS 7.8, published 13 Oct 2026) - [CVE-2026-69807: Microsoft Windows PowerShell path traversal privilege escalation](https://junglewise.ai/threats/cve-2026-69807-microsoft-windows-powershell-path-traversal-privilege-escalation) (high, CVSS 8, published 8 Sep 2026) - [CVE-2026-62801: Microsoft Windows PowerShell path traversal in security feature bypass](https://junglewise.ai/threats/cve-2026-62801-microsoft-windows-powershell-path-traversal-in-security-feature) (medium, CVSS 6.5, published 8 Sep 2026) ## Most severe Microsoft Windows PowerShell vulnerabilities - [CVE-2026-83578: Windows PowerShell integer underflow remote code execution](https://junglewise.ai/threats/cve-2026-83578-integer-underflow-wrap-or-wraparound-in-windows-powershell-allows) (critical, CVSS 9.8, published 13 Oct 2026) - [CVE-2026-85817: Windows PowerShell untrusted input security decision remote code execution](https://junglewise.ai/threats/cve-2026-85817-reliance-on-untrusted-inputs-in-a-security-decision-in-windows) (high, CVSS 8.8, published 13 Oct 2026) - [CVE-2026-70185: Microsoft Windows PowerShell protection mechanism bypass](https://junglewise.ai/threats/cve-2026-70185-protection-mechanism-failure-in-windows-powershell-allows-an) (high, CVSS 8.8, published 13 Oct 2026) - [CVE-2026-124226: Microsoft Windows PowerShell privilege escalation in execution](https://junglewise.ai/threats/cve-2026-124226-execution-with-unnecessary-privileges-in-windows-powershell) (high, CVSS 8.8, published 10 Nov 2026) - [CVE-2026-69807: Microsoft Windows PowerShell path traversal privilege escalation](https://junglewise.ai/threats/cve-2026-69807-microsoft-windows-powershell-path-traversal-privilege-escalation) (high, CVSS 8, published 8 Sep 2026) - [CVE-2026-70052: Windows PowerShell integer overflow in local execution](https://junglewise.ai/threats/cve-2026-70052-integer-overflow-or-wraparound-in-windows-powershell-allows-an) (high, CVSS 7.8, published 13 Oct 2026) - [CVE-2026-124225: Windows PowerShell code injection vulnerability](https://junglewise.ai/threats/cve-2026-124225-improper-control-of-generation-of-code-code-injection-in-windows) (high, CVSS 7.8, published 10 Nov 2026) - [CVE-2026-124224: Microsoft Windows PowerShell privilege escalation via symlink following](https://junglewise.ai/threats/cve-2026-124224-improper-link-resolution-before-file-access-link-following-in) (high, CVSS 7, published 10 Nov 2026) - [CVE-2026-62801: Microsoft Windows PowerShell path traversal in security feature bypass](https://junglewise.ai/threats/cve-2026-62801-microsoft-windows-powershell-path-traversal-in-security-feature) (medium, CVSS 6.5, published 8 Sep 2026) - [CVE-2026-85805: Microsoft Windows PowerShell security check bypass](https://junglewise.ai/threats/cve-2026-85805-improperly-implemented-security-check-for-standard-in-windows) (medium, CVSS 6.5, published 13 Oct 2026) ## Vulnerabilities per week 5 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 2 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 5 | 1 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 4 | 0 | 0 | ## Other Microsoft technologies - [Microsoft Windows](https://junglewise.ai/threats/technologies/windows): 2,362 vulnerabilities - [Microsoft Windows 10](https://junglewise.ai/threats/technologies/windows-10): 589 vulnerabilities - [Microsoft Windows 11 24h2](https://junglewise.ai/threats/technologies/windows-11-24h2): 565 vulnerabilities - [Microsoft Windows 11 25h2](https://junglewise.ai/threats/technologies/windows-11-25h2): 534 vulnerabilities - [Microsoft Windows Server 2025](https://junglewise.ai/threats/technologies/windows-server-2025): 534 vulnerabilities - [Microsoft Windows Server 2022](https://junglewise.ai/threats/technologies/windows-server-2022): 528 vulnerabilities - [Microsoft Windows Server 2019](https://junglewise.ai/threats/technologies/windows-server-2019): 521 vulnerabilities - [Microsoft Windows Server 2012](https://junglewise.ai/threats/technologies/windows-server-2012): 517 vulnerabilities - [Microsoft Windows 11](https://junglewise.ai/threats/technologies/windows-11): 494 vulnerabilities - [Microsoft Windows Server 2016](https://junglewise.ai/threats/technologies/windows-server-2016): 476 vulnerabilities - [Microsoft Windows 10 1809](https://junglewise.ai/threats/technologies/windows-10-1809): 380 vulnerabilities - [Microsoft Windows 10 21h2](https://junglewise.ai/threats/technologies/windows-10-21h2): 373 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Microsoft Windows PowerShell vulnerabilities", https://junglewise.ai/threats/technologies/windows-powershell, 13 November 2026.