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CVE-2026-47635

HighCVSS 8.4/10Last modified Jul 23, 2026

Description

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

Metrics

CVSS 3.1 8.4/10CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Vendor	Product	Versions
Microsoft	Microsoft Office LTSC 2024	>= 16.0.0, < https://aka.ms/OfficeSecurityReleases

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47635Vendor Advisory

Timeline

Published: Jun 9, 2026
Last modified: Jul 23, 2026
NVD status: Modified

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CVE-2026-47635: High severity, CVSS 8.4 | Vulnix