CVE-2026-70105 PUBLISHED

Microsoft Word Information Disclosure Vulnerability

Assigner: microsoft
Reserved: 03.08.2026 Published: 20.08.2026 Updated: 21.08.2026

Improper input validation in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS Score: 6.5

Product Status

Vendor Microsoft
Product Microsoft 365 Apps for Enterprise
Versions
  • affected from 16.0.1 to https://aka.ms/OfficeSecurityReleases (excl.)
Vendor Microsoft
Product Microsoft Office 2019
Versions
  • affected from 19.0.0 to https://aka.ms/OfficeSecurityReleases (excl.)
Vendor Microsoft
Product Microsoft Office 365 for Mac
Versions
  • affected from 1.0.0 to 16.112.26081010 (excl.)
Vendor Microsoft
Product Microsoft Office LTSC 2021
Versions
  • affected from 16.0.1 to https://aka.ms/OfficeSecurityReleases (excl.)
Vendor Microsoft
Product Microsoft Office LTSC 2024
Versions
  • affected from 16.0.0 to https://aka.ms/OfficeSecurityReleases (excl.)
Vendor Microsoft
Product Microsoft Office LTSC for Mac 2021
Versions
  • affected from 16.0.1 to 16.112.26081010 (excl.)
Vendor Microsoft
Product Microsoft Office LTSC for Mac 2024
Versions
  • affected from 16.0.0 to 16.112.26081010 (excl.)
Vendor Microsoft
Product Microsoft Word 2016
Versions
  • affected from 16.0.1 to 16.0.5565.1000 (excl.)

References

Problem Types