CVE-2026-111293: Microsoft Office Information Disclosure Vulnerability
Published Nov 10, 2026
·Updated
Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network.
Other sources
Microsoft Office Information Disclosure Vulnerability
— Microsoft
Affected Software
7 affected componentsFixes available
Microsoft Office LTSC 2024<16.0.17932.21140
16.0.17932.21140
Microsoft Office LTSC for Mac 2024<16.115.26110837
16.115.26110837
Microsoft Office LTSC 2021<16.0.14334.21048
16.0.14334.21048
Microsoft Office LTSC 2024<16.0.17932.21140
16.0.17932.21140
Microsoft Office LTSC for Mac 2021<16.115.26110837
16.115.26110837
Microsoft Office 365 for Mac<16.115.26110837
16.115.26110837
Microsoft Office LTSC 2021<16.0.14334.21048
16.0.14334.21048
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 16.0.17932.21140 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.115.26110837 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.21048
Event History
Nov 10, 2026
CVE Published
via Microsoft·04:00 PM
Data Sourced
via Microsoft·04:00 PM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·06:21 PM
Data Sourced
via MITRE·06:21 PM
DescriptionSeverity
Data Sourced
via NVD·07:18 PM
DescriptionSeverityWeakness