Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-20054

Multiple Cisco products are affected by a vulnerability in the Snort 3 VBA feature that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to crash.  This vulnerability is due to improper error checking when decompressing VBA data. An attacker could exploit this vulnerability by sending crafted VBA data to the Snort 3 Detection Engine on the targeted device. A successful exploit could allow the attacker to cause the Snort 3 Detection Engine to enter an infinite loop, causing a DoS condition.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 36.0%
CVSS Severity
CVSS v3 Score 5.8
Products affected by CVE-2026-20054


Contact Us

Shodan ® - All rights reserved