CVE-2026-50523

highCVSS 7.8covered by 2 sourcesfirst seen 2026-08-11

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

CSIRTS triage

What: Improper neutralization of special elements in command input allows command injection leading to remote code execution.
Who is affected: Authorized users of Microsoft PowerShell who can supply crafted input to vulnerable commands.
Urgency: High; CVSS 7.8 and command injection allows code execution; remediate as soon as feasible.
Action: Apply the security update for CVE-2026-50523 from Microsoft.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Low exploitation risk0.53% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all EPSS-scored CVEs.

Advisory coverage (2)

highCVE-2026-50523: Improper neutralization of special elements used in a command ('command injection') in Microso…nvd · 2026-08-14
highCVE-2026-50523: Microsoft PowerShell Remote Code Execution Vulnerabilitymsrc · 2026-08-11

External references

NVD record for CVE-2026-50523

CVE.org record

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