CVE-2025-26642

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.

CVSS v3 7.8 HIGH

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

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26642	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:access:2016:::::::*
	cpe:2.3:a:microsoft:excel:2016::::::x64:
	cpe:2.3:a:microsoft:excel:2016::::::x86:
	cpe:2.3:a:microsoft:office:2016::::-::x64:*
	cpe:2.3:a:microsoft:office:2016::::-::x86:*
	cpe:2.3:a:microsoft:office:2019:::::-:x64:*
	cpe:2.3:a:microsoft:office:2019:::::-: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:*
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:::::macos::
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:::::-:x64:*
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:::::-:x86:*
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:::::macos::
	cpe:2.3:a:microsoft:office_online_server:-:::::::*
	cpe:2.3:a:microsoft:sharepoint_server:2019:::::::*

History

No history.

Information

Published : 2025-04-08 18:15

Updated : 2025-07-09 16:56

NVD link : CVE-2025-26642

Mitre link : CVE-2025-26642

CVE.ORG link : CVE-2025-26642

JSON object : View

Products Affected

microsoft

office
access
office_long_term_servicing_channel
sharepoint_server
365_apps
excel
office_online_server

CWE

CWE-125

Out-of-bounds Read

CWE-190

Integer Overflow or Wraparound

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