Incomplete cleanup in Microsoft PowerPoint - CVE-2026-68809
Published: August 12, 2026
Vulnerability identifier: #VU141828
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-68809
CWE-ID: CWE-459
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose file content.
The vulnerability exists due to incomplete cleanup in Microsoft Office PowerPoint when processing a specially crafted file. A remote attacker can trick the victim into opening a specially crafted file to disclose file content.
User interaction is required to open a crafted file.
Affected software
Microsoft PowerPoint
How to mitigate CVE-2026-68809
Install security update from vendor's website.
Microsoft PowerPoint - update to 16.0.5565.1001