Suricata
120 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Suricata, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.
Suricata CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 5 |
| 2024-11 | 0 |
| 2024-12 | 0 |
| 2025-01 | 5 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 4 |
| 2025-05 | 0 |
| 2025-06 | 0 |
| 2025-07 | 1 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 4 |
| 2025-11 | 7 |
| 2025-12 | 0 |
| 2026-01 | 7 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 6 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 0 |
| 2026-08 | 0 |
| 2026-09 | 35 |
Severity
How the 120 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical12
- High73
- Medium27
- Low8
Latest CVEs
The 15 most recently published vulnerabilities affecting Suricata.
- CVE-2026-94084Suricata before 8.0.7 has an Http2ThreadMultiBuf use-after-free when a transaction is inspected by rules that use http.response_header with and without a transform.9.4
- CVE-2026-94083Suricata 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 though the actual state is HTTP1 (when there is a DoH2 requ...9.4
- CVE-2026-71855Suricata flow: IPv4/IPv6 hash collision can reuse wrong flow state5.9
- CVE-2026-71418Suricata doh2: crafted HTTP/2 DATA frames can cause quadratic CPU consumption7.5
- CVE-2026-57223Suricata windows: unquoted LocalSystem service ImagePath can allow local privilege escalation7.0
- CVE-2026-63446Suricata app-layer: passed flows can retain transactions, causing resource exhaustion7.5
- CVE-2026-63447Suricata ftp: crafted FTP traffic can cause quadratic CPU consumption7.5
- CVE-2026-63448Suricata smb: some SMB flows can cause resource exhaustion5.9
- CVE-2026-57229Suricata smtp/mime: incomplete state reset allows detection bypass5.3
- CVE-2026-57225Suricata datasets: NULL pointer dereference in JSON/NDJSON dataset loading3.3
- CVE-2026-63452Suricata http1: repeated brotli compression bombs can cause excessive CPU consumption7.5
- CVE-2026-63451Suricata detect: frame rules without content and with transform can cause heap buffer overflow during rule load3.3
- CVE-2026-57227Suricata mqtt: unbounded resource consumption from repeated pubrec and pubrel messages7.5
- CVE-2026-63450Suricata ftp: RETR/STOR before PORT/PASV can disable further IDS app-layer detection3.7
- CVE-2026-63449Suricata sip: large SIP message bodies can evade detection with frame keyword3.7
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