CVE-2026-48561

CriticalCVSS 9.6/10Last modified Jul 26, 2026

Description

Improper neutralization of special elements used in a command ('command injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to execute code over a network.

Metrics

CVSS 3.1 9.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-77

Affected software

VendorProductVersions
MicrosoftMicrosoft Edge Copilot for Android>= 1.0.0, < publication
MicrosoftMicrosoft Edge Copilot for IOS>= 1.0.0, < publication

References

Timeline

Published
Jul 14, 2026
Last modified
Jul 26, 2026
NVD status
Modified

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CVE-2026-48561: Critical severity, CVSS 9.6 | Vulnix