CO
Product
Cisco Open Source Snort3
13
CVEs
0
On KEV
9.0
Max CVSS
13
New 30D
VulnerabilityHigh
ZDI-26-788: Cisco Snort OLE VBA Decompression Stack-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco Snort. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.1. The following CVEs are assigned: CVE-2026-20218.
Oct 22, 2026·Zero Day Initiative