CVE-2026-70319: Microsoft Office Word Information Disclosure Vulnerability
Improper input validation in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
Other sources
Microsoft Office Word 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 https://aka.ms/OfficeSecurityReleases - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.112.26081010
Event History
Frequently Asked Questions
What is the severity of CVE-2026-70319?
CVE-2026-70319 has a medium severity rating of 5.5.
How do I fix CVE-2026-70319?
To address CVE-2026-70319, users should apply the latest security updates from Microsoft for their Microsoft Office products.
What type of vulnerability is CVE-2026-70319?
CVE-2026-70319 is classified as an information disclosure vulnerability due to improper input validation in Microsoft Office Word.
Which software is affected by CVE-2026-70319?
CVE-2026-70319 impacts various Microsoft Office products, including Microsoft 365 Apps for Enterprise, Microsoft Office 2019, 2021, and 2024.
Can CVE-2026-70319 lead to unauthorized data access?
Yes, CVE-2026-70319 can allow an unauthorized attacker to disclose sensitive information locally.