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CVE-2026-26144

HIGH CVSS: 7.5 Published: 2026-03-10 Modified: 2026-06-17

Description

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.

Affected Platforms

Microsoft 365 Apps

Weakness Type

CWE-79

References