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Verify to analyze this security profile
As of 10/21/2026, Cisco Open Source Snort3 recorded 13 security vulnerabilities in the last 90 days, of which 5 are rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Cisco Open Source Snort3 and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-76524Open Source Snort 3 Control Channel Socket Aribitrary Command Execution VulnerabilityCVE-2026-76489Multiple Cisco Products Snort 3 Generic File Processing Memory Exhaustion Denial of Service VulnerabilityCVE-2026-76445Multiple Cisco Products Snort 3 Denial of Service VulnerabilityCVE-2026-20356Multiple Cisco Products Snort 3 Software Hardening Release: October 2026CVE-2026-20236Multiple Cisco Products Snort 3 Software Hardening Release: October 202613 Results | Page 1 of 2