CVE-2026-69300 in Windows

Summary

by MITRE • 09/08/2026

Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges locally.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

• Responsible: Microsoft
• Reservation: 08/03/2026
• Disclosure: 09/08/2026
• Moderation: accepted
• Entry: VDB-400166
• CPE: ready
• CWE: CWE-416 (confirmed)
• CVSS: 7.0 (CNA)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Police, Insurance, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-69300
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-69300
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-69300/