CVE-2026-26144

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26144	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:*

History

13 Mar 2026, 17:02

Type	Values Removed	Values Added
References	~~() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26144 -~~	() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26144 - Vendor Advisory
CPE		cpe:2.3:a:microsoft:365_apps:-::::enterprise::x64:* cpe:2.3:a:microsoft:365_apps:-::::enterprise::x86:*
Summary		(es) Neutralización incorrecta de la entrada durante la generación de páginas web ('cross-site scripting') en Microsoft Office Excel permite a un atacante no autorizado divulgar información a través de una red.
First Time		Microsoft 365 Apps Microsoft

10 Mar 2026, 18:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-10 18:18

Updated : 2026-03-13 17:02

NVD link : CVE-2026-26144

Mitre link : CVE-2026-26144

CVE.ORG link : CVE-2026-26144

JSON object : View

Products Affected

microsoft

365_apps

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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