CVE-2026-47644

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-47644
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.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47644 Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:copilot_chat:-:*:*:*:*:microsoft_edge:*:*
History

08 Jun 2026, 13:57

Type Values Removed Values Added
First Time Microsoft
Microsoft copilot Chat
References () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47644 - () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47644 - Vendor Advisory
CPE cpe:2.3:a:microsoft:copilot_chat:-:*:*:*:*:microsoft_edge:*:*

04 Jun 2026, 23:17

Type Values Removed Values Added
New CVE
Information

Published : 2026-06-04 23:17

Updated : 2026-06-08 13:57

NVD link : CVE-2026-47644

Mitre link : CVE-2026-47644

CVE.ORG link : CVE-2026-47644

JSON object : View

Products Affected

microsoft

  • copilot_chat
CWE
CWE-74

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