CVE-2026-102867: Microsoft Office Word Information Disclosure Vulnerability
Microsoft Office Word Information Disclosure Vulnerability
Other sources
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
— 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 16.0.17932.21056 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20974 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases
Event History
Frequently Asked Questions
Which deployments should be assessed for exposure?
Assess Microsoft 365 Apps for Enterprise, Microsoft Office LTSC 2021 and 2024 in both 32-bit and 64-bit editions, and Microsoft Office Word.
What does an attacker need to exploit this issue?
The attack vector is network-based, requires no privileges, and has low attack complexity. User interaction is required.
What is the expected security impact if exploitation succeeds?
The vulnerability has high confidentiality impact. The provided assessment indicates no integrity or availability impact.