CVE-2026-69829
Heap-based buffer overflow in Windows Shell allows an unauthorized attacker to execute code over a network.
- Published Sep 8, 2026
- CVSS 9.8 critical
- 1.0% chance of exploitation in the next 30 days (EPSS)
- A fix is available
Affected software
In the news
- Microsoft Patch Tuesday for September 2026 — Snort rules and prominent vulnerabilities Cisco Talos ·
- Microsoft Plugs Nearly 1,000 Security Holes Krebs on Security ·