CVE-2026-32188
High
Description
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
SeverityHigh
CVSS7.1
Exploit probability—
Product
Microsoft Excel
PublishedApr 14, 2026
First seenApr 14, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft excel | 2016 | — |
| microsoft 365_apps | No range specified | — |
| microsoft office | 2019 | — |
| microsoft office_long_term_servicing_channel | 2021, 2024 | — |
| microsoft office_online_server | No range specified | — |
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