CVE-2026-69442: 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 16.0.14334.20906 - 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 16.0.17932.20976 - 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 16.0.20131.20234
Event History
Frequently Asked Questions
Which deployments are identified as affected?
The affected software list includes Microsoft Office 2016, Microsoft 365 Apps for Enterprise, Office 2019, Office LTSC 2021, and Office LTSC 2024. For Office 2019 and the LTSC releases, both 32-bit and 64-bit editions are listed where applicable.
What does an attacker need to exploit this issue?
The vulnerability is remotely reachable and does not require attacker authentication or privileges. The severity vector indicates that user interaction is required for exploitation.