open_source_snort3 vulnerabilities
CVEs whose affected-version data names the open_source_snort3 package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
8 CVEsRSS
CVE-2026-20179Medium· 5.8Multiple Cisco Products Snort 3 Generic Routing Encapsulation Denial of Service Vulnerabilities
Multiple Cisco products are affected by a vulnerability in the Snort 3 Generic Routing Encapsulation (GRE) Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting …
CVE-2026-20011Medium· 5.8Multiple Cisco Products Snort 3 SMTP MIME Denial of Service Vulnerability
Multiple Cisco products are affected by a vulnerability in the Snort 3 SMTP MIME Decoder that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart. This vulnerability is due to a lack of err…
CVE-2026-20019Medium· 5.8Multiple Cisco Products Snort 3 Netflow Denial of Service Vulnerabilities
Multiple Cisco products are affected by a vulnerability in the Snort 3 NetFlow Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet…
CVE-2026-20218Medium· 5.8Cisco Secure Firewall Threat Defense Snort 3 Visual Basic for Applications Buffer Overflow Denial of Service Vulnerability
A vulnerability in the Snort 3 Visual Basic for Applications (VBA) Decompression Engine of multiple Cisco products could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart unexpectedly, resulting i…
CVE-2026-20197Medium· 5.8Multiple Cisco Products Snort 3 Teredo Protocol Denial of Service Vulnerability
Multiple Cisco products are affected by a vulnerability in the Snort 3 Teredo Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption of packet …
CVE-2026-76445Medium· 5.3Multiple Cisco Products Snort 3 Denial of Service Vulnerability
Multiple Cisco products are affected by a vulnerability in the Snort 3 Detection Engine that could allow an unauthenticated, remote attacker to cause the detection engine to unexpectedly restart, resulting in a denial of service (DoS) co…
CVE-2026-76489Medium· 5.8Multiple Cisco Products Snort 3 Generic File Processing Memory Exhaustion Denial of Service Vulnerability
Multiple Cisco products are affected by a vulnerability in the memory management implementation of Snort 3 that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruptio…
CVE-2026-76524High· 7.8Open Source Snort 3 Control Channel Socket Aribitrary Command Execution Vulnerability
A vulnerability in the control channel socket implementation of Open Source Snort 3 could allow an authenticated, local attacker with low privileges to execute arbitrary commands as the Snort 3 process user. This vulnerability is…