MicrosoftCVE-2026-50523
Microsoft PowerShell: command injection
High7.8CVE-2026-50523 · Published Aug 14, 2026 · updated Aug 18, 2026
Improper neutralization of special elements used in a command ('command injection') in Microsoft PowerShell allows an authorized attacker to execute code locally.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| PowerShell 7.4 Product | >= 7.4.0, < 7.4.19.0 | 7.4.19.0 |
| PowerShell 7.5 Product | >= 7.5.0, < 7.5.10.0 | 7.5.10.0 |
| PowerShell 7.6 Product | >= 7.6.0, < 7.6.5 | 7.6.5 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-77
More Microsoft advisories
All Microsoft| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 14 | Microsoft Malware Protection Engine: privilege escalation | High7.8 | 1.1.26080.3 |
| Aug 14 | Microsoft Edge (Chromium-based): heap buffer overflow | High8.3 | 151.0.4129.86 |
| Aug 12 | Fetch Web Page OS protocol handler remote code execution | High8.8 | 1.132.1 |
| Aug 12 | Agent network filter bypass via IPv4-mapped IPv6 literals | High8.2 | 1.132.1 |
| Aug 11 | Copilot Chat Security Feature Bypass Vulnerability | High7.1 | 1.132.1 |
| Aug 11 | Copilot Custom Agent Hook Remote Code Execution Vulnerability | High7.8 | 1.132.1 |