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CVE-2026-42895

MEDIUM

6.5

CVSS 3.1

Metadata

CVE ID: CVE-2026-42895
State: PUBLISHED
Assigner: microsoft
Reserved: 2026-04-30 22:35 UTC
Published: 2026-06-19 20:27 UTC
Last updated: 2026-06-19 20:27 UTC
Primary CWE: CWE-77
CWE-77: Improper Neutralization of Special Elements used in …
Vendor / Product: Microsoft / Microsoft 365 Copilot
Sources: cve.org · NVD

Severity & Metrics

6.5 MEDIUM CVSS 3.1

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

Affected products (1)

Vendor	Product	Platform	Versions
Microsoft	Microsoft 365 Copilot	—	-

Weakness (CWE)

CWE	Source	Description
CWE-77	cna	CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')

CVSS scores (1)

Score	Severity	Version	Source	Vector
6.5	MEDIUM	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C

References (1)

Microsoft Copilot Tampering Vulnerability https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42895

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