High severity7.1NVD Advisory· Published Apr 14, 2026· Updated Apr 29, 2026

CVE-2026-32188

Description

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Microsoft/365 Apps2 versions
cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*+ 1 more
- cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*
- cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:*
Microsoft/Excel2 versions
cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x64:*+ 1 more
- cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x64:*
- cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*
Microsoft/Office2 versions
cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x64:*+ 1 more
- cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x64:*
- cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x86:*
Microsoft/Office Long Term Servicing Channel6 versions
cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:macos:*:*+ 5 more
- cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:macos:*:*
- 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:2024:*:*:*:*: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:*
Microsoft/Office Online Server
cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*

No patches discovered yet.

AI mechanics synthesis has not run for this CVE yet.

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