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CVE Vulnerability Details :

CVE-2026-47644

PUBLISHED

More Info Official Page

Assigner-microsoft

Assigner Org ID-f38d906d-7342-40ea-92c1-6c4a2c6478c8

Published At-04 Jun, 2026 | 22:00

Updated At-09 Jun, 2026 | 21:49

▼CVE Numbering Authority (CNA)

Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability

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 Products

Vendor

Microsoft Corporation

Product

Copilot Chat (Microsoft Edge)

Versions

Affected

Problem Types

Type	CWE ID	Description
CWE	CWE-74	CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Type: CWE

CWE ID: CWE-74

Description: CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Metrics

Version	Base score	Base severity	Vector
3.1	6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Version: 3.1

Base score: 6.5

Base severity: MEDIUM

Vector:

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

References

Hyperlink	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47644	vendor-advisory patch

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

Resource:

vendor-advisory

patch

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References