CVE-2026-47644

Published: Jun 4, 2026Modified: Jul 23, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

Improper neutralization of special elements in output used by a downstream component ('injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to disclose information over a network.

Affected (1)

Products: Microsoft: Copilot Chat

Microsoft

1 product

Copilot Chat

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Microsoft Copilot Chat	All versions

Related CWEs

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47644

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.