Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-70105— Microsoft Word Information Disclosure Vulnerability

Quick assessment

Affected
Microsoft Microsoft 365 Apps for Enterprise
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

微软 Office Word 中存在不当输入验证漏洞，攻击者可利用该漏洞通过网络泄露信息。

CVSS 6.5 · Medium EPSS 0.54% · P43

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 8

VendorProduct Version RangeStatus
Microsoft Microsoft 365 Apps for Enterprise 16.0.1< https://aka.ms/OfficeSecurityReleases affected
Microsoft Microsoft Office 2019 19.0.0< https://aka.ms/OfficeSecurityReleases affected
Microsoft Microsoft Office 365 for Mac 1.0.0< 16.112.26081010 affected
Microsoft Microsoft Office LTSC 2021 16.0.1< https://aka.ms/OfficeSecurityReleases affected
Microsoft Microsoft Office LTSC 2024 16.0.0< https://aka.ms/OfficeSecurityReleases affected
Microsoft Microsoft Office LTSC for Mac 2021 16.0.1< 16.112.26081010 affected
Microsoft Microsoft Office LTSC for Mac 2024 16.0.0< 16.112.26081010 affected
Microsoft Microsoft Word 2016 16.0.1< 16.0.5565.1000 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-70105

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Microsoft Word Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper input validation in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Microsoft 365 Apps for Enterprise 16.0.1 ~ https://aka.ms/OfficeSecurityReleases -
Microsoft Microsoft Office 2019 19.0.0 ~ https://aka.ms/OfficeSecurityReleases -
Microsoft Microsoft Office 365 for Mac 1.0.0 ~ 16.112.26081010 -
Microsoft Microsoft Office LTSC 2021 16.0.1 ~ https://aka.ms/OfficeSecurityReleases -
Microsoft Microsoft Office LTSC 2024 16.0.0 ~ https://aka.ms/OfficeSecurityReleases -
Microsoft Microsoft Office LTSC for Mac 2021 16.0.1 ~ 16.112.26081010 -
Microsoft Microsoft Office LTSC for Mac 2024 16.0.0 ~ 16.112.26081010 -
Microsoft Microsoft Word 2016 16.0.1 ~ 16.0.5565.1000 -

II. Public POCs for CVE-2026-70105

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-70105

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-70105 (1)

Same Patch Batch · Microsoft · 2026-08-20 · 21 CVEs total

CVE-2026-65801 10.0 CRITICAL Microsoft Exchange Online Elevation of Privilege Vulnerability
CVE-2026-69555 10.0 CRITICAL Azure Arc Elevation of Privilege Vulnerability
CVE-2026-69836 10.0 CRITICAL Microsoft Entra ID Remote Code Execution Vulnerability
CVE-2026-65770 10.0 CRITICAL Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability
CVE-2026-65816 10.0 CRITICAL Azure Arc Elevation of Privilege Vulnerability
CVE-2026-68789 9.9 CRITICAL Azure SQL Database Elevation of Privilege Vulnerability
CVE-2026-69851 9.9 CRITICAL Microsoft Entra ID Elevation of Privilege Vulnerability
CVE-2026-68782 9.9 CRITICAL Azure SQL Database Elevation of Privilege Vulnerability
CVE-2026-63509 9.9 CRITICAL Microsoft Fabric Elevation of Privilege Vulnerability
CVE-2026-69400 9.6 CRITICAL Azure Logic Apps Elevation of Privilege Vulnerability
CVE-2026-62834 9.3 CRITICAL Azure Data Factory Elevation of Privilege Vulnerability
CVE-2026-66309 9.1 CRITICAL Azure SQL Database Elevation of Privilege Vulnerability
CVE-2026-66800 8.6 HIGH Azure Data Factory Information Disclosure Vulnerability
CVE-2026-69519 8.6 HIGH Azure Stack HCI Information Disclosure Vulnerability
CVE-2026-69558 8.6 HIGH Microsoft Partner Center Information Disclosure Vulnerability
CVE-2026-69419 8.5 HIGH Azure Data Manager for Energy Remote Code Execution Vulnerability
CVE-2026-69543 8.5 HIGH Azure Virtual Machines Elevation of Privilege Vulnerability
CVE-2026-69855 7.7 HIGH Microsoft Copilot in Azure Information Disclosure Vulnerability
CVE-2026-55013 7.1 HIGH Windows Remote Help Defense Spoofing Vulnerability
CVE-2026-55015 5.5 MEDIUM Microsoft Remote Help Denial of Service Vulnerability

IV. Related Vulnerabilities

Same product: Microsoft 365 Apps for Enterprise
Same vendor: Microsoft
Same weakness: CWE-20

V. Comments for CVE-2026-70105

No comments yet

Leave a comment