CVE-2021-42296

Microsoft Word Remote Code Execution Vulnerability

CVSS v3 7.8 HIGH
CVSS v2.0 6.9 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42296	Patch Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42296	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:microsoft:365_apps:-::::enterprise::x64:*
	cpe:2.3:a:microsoft:365_apps:-::::enterprise::x86:*
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021::::::x64:
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021::::::x86:

History

19 May 2026, 18:38

Type	Values Removed	Values Added
First Time		Microsoft office Long Term Servicing Channel
CPE	cpe:2.3:a:microsoft:office:2021::::ltsc::x64:* cpe:2.3:a:microsoft:office:2021::::ltsc::x86:*	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021::::::x64: cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021::::::x86:

21 Nov 2024, 06:27

Type	Values Removed	Values Added
References	~~() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42296 - Patch, Vendor Advisory~~	() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42296 - Patch, Vendor Advisory

Information

Published : 2021-11-10 01:19

Updated : 2026-05-19 18:38

NVD link : CVE-2021-42296

Mitre link : CVE-2021-42296

CVE.ORG link : CVE-2021-42296

JSON object : View

Products Affected

microsoft

office_long_term_servicing_channel
365_apps

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

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