CVE-2026-20053 | Cisco Cyber Vision Snort 3 Visual Basic for Applications heap-based overflow (cisco-sa-ftd-snort3-vbavuls-96UcVVed)
A vulnerability categorized as critical has been discovered in Cisco Cyber Vision, Secure Firewall Threat Defense Software and UTD SNORT IPS Engine Software. Impacted is an unknown function of the component Snort 3 Visual Basic for Applications. The manipulation results in heap-based buffer overflow.
This vulnerability is cataloged as CVE-2026-20053. The attack may be launched remotely. There is no exploit available.
It is advisable to upgrade the affected component.