CVE-2026-96951—Microsoft Windows Command Injection Vulnerability

Vulnerability Name

Microsoft Windows Command Injection Vulnerability

Description

Microsoft Windows Shell contains a command injection vulnerability that allows an unauthorized attacker to bypass a security feature over a network.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:

Unknown

Action

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Additional Notes

• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2026-96951
• BOD 26-04: BOD 26-04: Prioritizing Security Updates Based on Risk | CISA
• Forensics Triage Requirements: BOD 26-04: Implementation Guidance for Prioritizing Security Updates Based on Risk | CISA
• https://nvd.nist.gov/vuln/detail/CVE-2026-96951

Related Weaknesses

• CWE-77