7.5
High
CVE-2026-26144 Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office Excel allows an…
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 products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft 365 Apps for Enterprise 16.0 | 16.0.1 → latest | No fix stated |
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