CVE-2026-69343
Windows Overlay Filter Information Disclosure vulnerability
MSRC advisory September 8, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-69343
- Affected products
- Windows Overlay Filter Information Disclosure · Microsoft Windows Overlay Filter Information Disclosure · Microsoft
What happened
Out-of-bounds read in Windows Overlay Filter allows an authorized attacker to disclose information locally.
What it means for your business
Windows Overlay Filter Information Disclosure vulnerability (CVE-2026-69343) was added to Microsoft’s security update guidance. Out-of-bounds read in Windows Overlay Filter allows an authorized attacker to disclose information locally. If you need help checking exposure, call (864) 335-9223.
Sources
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