CVE-2026-119993: Microsoft Office Outlook Information Disclosure Vulnerability
Published Nov 10, 2026
·Updated
Access of resource using incompatible type ('type confusion') in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.
Other sources
Microsoft Office Outlook Information Disclosure Vulnerability
— Microsoft
Affected Software
4 affected componentsFixes available
Microsoft Office LTSC 2024<16.0.17932.21140
16.0.17932.21140
Microsoft Office LTSC 2024<16.0.17932.21140
16.0.17932.21140
Microsoft Office LTSC 2021<16.0.14334.21048
16.0.14334.21048
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 16.0.14334.21048
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·06:25 PM
Data Sourced
via MITRE·06:25 PM
DescriptionSeverity
Data Sourced
via NVD·07:20 PM
DescriptionSeverityWeakness