High (7.5) in linuxfoundation mirage firewall. EPSS 22% chance of exploitation in the next 30 days.
qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
22% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)