CVE-2026-69285: Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network.
Other sources
Microsoft Office Remote Code Execution Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.20326.20138 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.10417.20207 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.5569.1000Patch KB5002916 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.17932.20976 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20906
Event History
Frequently Asked Questions
Does exploitation require authentication or user interaction?
Authentication is not required, but user interaction is required. The issue is remotely exploitable with low attack complexity once the required interaction occurs.
What could an attacker achieve if exploitation succeeds?
A successful exploit can allow code execution. The reported impact includes high confidentiality, integrity, and availability consequences.
Which Office releases are listed as affected?
The affected software list includes Microsoft 365 Apps for Enterprise, Office 2016, Office 2019 in 32-bit and 64-bit editions, Office LTSC 2021 in 32-bit and 64-bit editions, and Office LTSC 2024 in 32-bit and 64-bit editions.