CVE-2026-78450High· 8.1▾ TwilightUse after free in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 44.6 · likelihood 0.1 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 10.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.5%
Last analysed / modified upstream
Use after free in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over a network.
windows_10_1809 < 10.0.17763.9245windows_server_2019 < 10.0.17763.9245windows_server_2022 < 10.0.20348.5622windows_server_2025 < 10.0.26100.33438Upgrade past the affected range:
windows_10_1809 10.0.17763.9245windows_server_2019 10.0.17763.9245windows_server_2022 10.0.20348.5622windows_server_2025 10.0.26100.33438Connected by shared product, vendor, weakness, or advisory.
CVE-2021-34486High· 7.8Windows Event Tracing Elevation of Privilege Vulnerability
CVE-2024-30089High· 7.8Microsoft Streaming Service Elevation of Privilege Vulnerability
CVE-2026-80093High· 7.0Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-73022High· 7.0Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
CVE-2026-73003High· 7.0Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
CVE-2026-73010Critical· 9.8Use after free in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.