CVE records

Every CVE as the CVE Program publishes it, refreshed every ten minutes, with NVD's analysis, CISA's known-exploited status and a healthcare tag. Subscribers get the CVEs that match their own systems on My program, by email as they are published. Where the data comes from: sources.

Updated under an hour ago ()

What this means for you

This week: 5,435 CVEs published, 355 critical, and 7 newly confirmed exploited. Add your stack to see whether any of them hit you.

Published in the last 7 days
5,435
Show in the list
Critical, last 7 days
355
Show in the list
Healthcare-tagged, last 7 days
4
Show in the list
Known exploited (CISA KEV)
1,747
Show in the list

Showing CVEs that name the product oisf:suricata. Show all products

59 CVEs, showing 1 to 50Page 1 of 2Next
CVESeverityTitlePublished
CVE-2026-94084Critical 9.4Suricata 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.
Assigned by mitre
Sep 20, 2026
CVE-2026-94083Critical 9.4Suricata 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 reques…
Assigned by mitre
Sep 20, 2026
CVE-2026-71855Medium 5.9Suricata flow: IPv4/IPv6 hash collision can reuse wrong flow state
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-71418High 7.5Suricata doh2: crafted HTTP/2 DATA frames can cause quadratic CPU consumption
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57223High 7.0Suricata windows: unquoted LocalSystem service ImagePath can allow local privilege escalation
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-63446High 7.5Suricata app-layer: passed flows can retain transactions, causing resource exhaustion
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-63447High 7.5Suricata ftp: crafted FTP traffic can cause quadratic CPU consumption
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-63448Medium 5.9Suricata smb: some SMB flows can cause resource exhaustion
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57229Medium 5.3Suricata smtp/mime: incomplete state reset allows detection bypass
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57225Low 3.3Suricata datasets: NULL pointer dereference in JSON/NDJSON dataset loading
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-63452High 7.5Suricata http1: repeated brotli compression bombs can cause excessive CPU consumption
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-63451Low 3.3Suricata detect: frame rules without content and with transform can cause heap buffer overflow during rule load
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57227High 7.5Suricata mqtt: unbounded resource consumption from repeated pubrec and pubrel messages
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-63450Low 3.7Suricata ftp: RETR/STOR before PORT/PASV can disable further IDS app-layer detection
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-63449Low 3.7Suricata sip: large SIP message bodies can evade detection with frame keyword
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57228High 8.2Suricata smtp/mime: heap out-of-bounds read quoted-printable decoder
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57224Medium 6.5Suricata dhcp: unbounded transactions in unidirectional traffic can lead to resource exhaustion
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57226Low 3.7Suricata swf: heap buffer overflow in SWF decompression depth handling
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-57222Medium 5.3Suricata ippair: hash collision can cause incorrect state reuse across IPv4 and IPv6
Assigned by GitHub_M
Sep 18, 2026
CVE-2026-46352High 7.5Suricata defrag: fragmented encapsulated traffic with fragments can lead to deadlock
Assigned by GitHub_M
Sep 16, 2026
CVE-2026-45770High 7.5Suricata lua: excessive flow variable registration can bypass sandbox
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45769High 7.5ikev2: unbounded client transform storage can lead to resource exhaustion
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45768High 7.5Suricata ldap: unbounded responses per transaction can lead to resource exhaustion
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45767Medium 4.4Suricata datasets: save to absolute filename can be bypassed when combined with load command
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45766High 7.5Suricata nfs: unbounded stateful structures can lead to resource exhaustion
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45765High 7.5Suricata dnp3: unbounded reassembly can lead to resource exhaustion
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45764Critical 9.1Suricata http2: protocol-change type confusion can lead to denial of service
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45762High 7.5Suricata defrag: missing address-family check can lead to remote crash
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45761Low 3.3Suricata detect: case-insensitive frame handling can cause heap buffer overflow during rule load
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45759High 7.5Suricata http1: quadratic Content-Disposition processing can lead to denial of service
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45752Medium 5.9Suricata detect/transform: use-after-free in decompress transforms
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45751Medium 5.9Suricata detect/transform: use-after-free in dotprefix transform
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45747High 7.5Suricata lua/tls: null dereference in TlsGetCertInfo
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-46387High 7.5Suricata http2: decompression bomb can cause denial of service in Suricata
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-45763Medium 5.9Suricata lua: sandbox allocation limit not enforced for new allocations
Assigned by GitHub_M
Sep 10, 2026
CVE-2026-31937High 7.5Suricata is a network IDS, IPS and NSM engine.Apr 2, 2026
CVE-2026-31935High 7.5Suricata is a network IDS, IPS and NSM engine.Apr 2, 2026
CVE-2026-31934High 7.5Suricata is a network IDS, IPS and NSM engine.Apr 2, 2026
CVE-2026-31933High 7.5Suricata is a network IDS, IPS and NSM engine.Apr 2, 2026
CVE-2026-31932High 7.5Suricata is a network IDS, IPS and NSM engine.Apr 2, 2026
CVE-2026-31931High 7.5Suricata is a network IDS, IPS and NSM engine.Apr 2, 2026
CVE-2026-22264Critical 9.1Suricata is a network IDS, IPS and NSM engine.Jan 27, 2026
CVE-2026-22263Medium 5.3Suricata is a network IDS, IPS and NSM engine.Jan 27, 2026
CVE-2026-22262Critical 9.8Suricata is a network IDS, IPS and NSM engine.Jan 27, 2026
CVE-2026-22261Medium 5.3Suricata is a network IDS, IPS and NSM engine.Jan 27, 2026
CVE-2026-22260High 7.5Suricata is a network IDS, IPS and NSM engine.Jan 27, 2026
CVE-2026-22259High 7.5Suricata is a network IDS, IPS and NSM engine.Jan 27, 2026
CVE-2026-22258High 7.5Suricata is a network IDS, IPS and NSM engine.Jan 27, 2026
CVE-2025-64344High 7.5Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community.Nov 26, 2025
CVE-2025-64335High 7.5Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community.Nov 26, 2025
Page 1 of 2Next

CVSS is the assigning CNA's score where it gives one, otherwise NVD's. The healthcare tag is a documented heuristic (a list of clinical and health IT vendors, and clinical terms in the description), not a classification. The CVE record is authoritative.

Your cookie choices
We use essential cookies to run this site, and, only with your consent, an advertising cookie from Google to measure whether our ads lead to sign-ups and subscriptions. See our for details.