ZDI-26-607: Microsoft Office HTML Injection Information Disclosure Vulnerability
Published Aug 24, 2026
·Updated
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Microsoft Office. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.6.
Affected Software
1 affected component
Microsoft Microsoft Office
Event History
Aug 24, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Frequently Asked Questions
1
What must an attacker do to exploit this issue?
The attacker must cause the target to visit a malicious page or open a malicious file. Exploitation requires user interaction.
2
What is the potential impact if exploitation succeeds?
A remote attacker may disclose sensitive information from an affected Microsoft Office installation. ZDI assigned the issue a CVSS rating of 7.6.