OISF Suricata

35 known vulnerabilities in OISF Suricata, 4 critical, with patch priority, exploit likelihood and the news covering them.

Latest vulnerabilities

  • CVE-2026-94084 CVSS 9.4 critical Suricata before 8.0.7 has an Http2ThreadMultiBuf use-after-free when a transaction is inspected by rules that use http.response_header…
  • CVE-2026-94083 CVSS 9.4 critical Suricata before 8.0.7 has a DoH2 type confusion that can cause an invalid free, because cleanup code for the HTTP2 state is executed even…
  • CVE-2026-71855 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and…
  • CVE-2026-71418 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-63452 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-63451 CVSS 5.5 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-63450 CVSS 5.3 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 8.0.6, the…
  • CVE-2026-63449 CVSS 5.3 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-63448 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and…
  • CVE-2026-63447 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.5 until…
  • CVE-2026-63446 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-57229 CVSS 5.3 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-57228 CVSS 9.1 critical Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 7.0.13 until…
  • CVE-2026-57227 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 7.0.0 until…
  • CVE-2026-57225 CVSS 5.5 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-57223 CVSS 7.0 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and…
  • CVE-2026-57226 CVSS 5.9 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and…
  • CVE-2026-57224 CVSS 6.5 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until…
  • CVE-2026-57222 CVSS 5.3 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and…
  • CVE-2026-46352 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version…
  • CVE-2026-45770 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version…
  • CVE-2026-45769 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…
  • CVE-2026-45768 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version…
  • CVE-2026-45767 CVSS 4.4 medium Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…
  • CVE-2026-45766 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…
  • CVE-2026-45765 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…
  • CVE-2026-45764 CVSS 9.1 critical Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…
  • CVE-2026-45762 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…
  • CVE-2026-45761 CVSS 3.3 low Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…
  • CVE-2026-45759 CVSS 7.5 high Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions…