CVE-2026-70314: Microsoft Office Information Disclosure Vulnerability
Improper input validation in Microsoft Office allows an unauthorized attacker to disclose information locally.
Other sources
Microsoft Office Information Disclosure 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 16.112.26081010 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases
Event History
Frequently Asked Questions
What is the severity of CVE-2026-70314?
The severity of CVE-2026-70314 is medium with a score of 5.5.
How do I fix CVE-2026-70314?
To mitigate CVE-2026-70314, ensure that you apply the latest security updates for Microsoft Office.
What type of attack does CVE-2026-70314 enable?
CVE-2026-70314 allows an unauthorized attacker to disclose sensitive information locally.
Which Microsoft Office versions are affected by CVE-2026-70314?
CVE-2026-70314 affects multiple versions including Microsoft 365 Apps for Enterprise and Microsoft Office 2019.
What is the main cause of CVE-2026-70314?
The main cause of CVE-2026-70314 is improper input validation in Microsoft Office.