1 vulnerabilities across 1 products scored HIGH or above on June 07, 2026.

[MODERATE] comodo/comodo_internet_security

1 CVE | CVSS 4.0: 8.7 | AAS 7.6

Comodo Internet Security’s firewall driver (Inspect.sys) contains an integer underflow vulnerability (CVE-2026-49494, CVSS 8.7) in its IPv6 packet parser that fails to validate payload lengths against extension header sizes. The flaw affects all users of Comodo Internet Security when processing IPv6 packets with malformed headers, though practical exploitation techniques have not yet been demonstrated. Organizations running Comodo Internet Security should review the vendor advisory at https://github.com/MalwareTech/ComoDoS and apply available patches.

Vendor Advisory