CVE-2026-56192: Microsoft Office Information Disclosure Vulnerability
Microsoft Office Information Disclosure Vulnerability
Other sources
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
— 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 16.0.5561.1001Patch KB5002892 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.10417.20175Patch KB5002885 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.111.26071215 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.5561.1000Patch KB5002887 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.19725.20434Patch KB5002882
Event History
Frequently Asked Questions
What is the severity of CVE-2026-56192?
CVE-2026-56192 has a medium severity rating of 5.5.
How do I fix CVE-2026-56192?
To fix CVE-2026-56192, apply the available patch provided by Microsoft.
What software is affected by CVE-2026-56192?
CVE-2026-56192 affects Microsoft SharePoint Server and various versions of Microsoft Office, including Office 2016, 2019, 2021, and 2024.
What type of vulnerability is CVE-2026-56192?
CVE-2026-56192 is classified as an information disclosure vulnerability due to an out-of-bounds read in Microsoft Office.
Can CVE-2026-56192 be exploited remotely?
CVE-2026-56192 requires local access, meaning it cannot be exploited remotely as it involves an unauthorized attacker disclosing information locally.