SB20260812235 - Incomplete cleanup in Microsoft PowerPoint
Published: August 12, 2026
Security Bulletin ID
SB20260812235
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Incomplete cleanup (CVE-ID: CVE-2026-68809)
CWE-ID: CWE-459 - Incomplete cleanup
CVSSv4: 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]
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.
Remediation
Install update from vendor's website.