SU
Product
suricata
by OISF · last CVE Sep 20, 2026
100
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 10High 67Medium 21Low 1
Watch

Add suricata to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-22262
9.8
1%
Jan 27
Suricata is a network IDS, IPS and NSM engine
Affected: before 7.0.14; 8.0.0 before 8.0.3
CVE-2023-35853
9.8
1%
Jun 19
In Suricata before 6.0.13, an adversary who controls an external source of Lua rules may be able to execute Lua code
Affected: before 6.0.13
CVE-2021-37592
9.8
2%
Nov 19
Suricata before 5.0.8 and 6.x before 6.0.4 allows TCP evasion via a client with a crafted TCP/IP stack that can send a certain sequence of segments
Affected: before 5.0.8; 6.0.0 before 6.0.4
CVE-2018-10244
9.8
2%
Apr 4
Suricata version 4.0.4 incorrectly handles the parsing of an EtherNet/IP PDU
Affected: 4.0.4
CVE-2026-94084
9.4
1%
Sep 20
Suricata 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
Affected: before 8.0.7
CVE-2026-94083
9.4
1%
Sep 20
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 though the actual state is HTTP1 (when…
Affected: 8.0.0 before 8.0.7
CVE-2026-57228
9.1
0%
Sep 18
Suricata smtp/mime: heap out-of-bounds read quoted-printable decoder
Affected: >= 7.0.13, < 7.0.17
CVE-2026-45764
9.1
1%
Sep 10
Suricata http2: protocol-change type confusion can lead to denial of service
Affected: >= 8.0.0, < 8.0.5; < 7.0.16
CVE-2026-22264
9.1
0%
Jan 27
Suricata is a network IDS, IPS and NSM engine
Affected: before 7.0.14; 8.0.0 before 8.0.3
CVE-2019-18792
9.1
3%
Jan 6
An issue was discovered in Suricata 5.0.0
Affected: 4.1.5 before 4.1.6; 5.0.0
CVE-2024-23839
8.1
1%
Feb 26
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine
Affected: 7.0.0 before 7.0.3
CVE-2026-71855
7.5
0%
Sep 18
Suricata flow: IPv4/IPv6 hash collision can reuse wrong flow state
Affected: >= 8.0.0, < 8.0.6; < 7.0.17
CVE-2026-71418
7.5
1%
Sep 18
Suricata doh2: crafted HTTP/2 DATA frames can cause quadratic CPU consumption
Affected: >= 8.0.0, < 8.0.6
CVE-2026-63446
7.5
1%
Sep 18
Suricata app-layer: passed flows can retain transactions, causing resource exhaustion
Affected: >= 8.0.0, < 8.0.6
CVE-2026-63447
7.5
1%
Sep 18
Suricata ftp: crafted FTP traffic can cause quadratic CPU consumption
Affected: >= 8.0.5, < 8.0.6
CVE-2026-63448
7.5
0%
Sep 18
Suricata smb: some SMB flows can cause resource exhaustion
Affected: >= 8.0.0, < 8.0.6; < 7.0.17
CVE-2026-63452
7.5
1%
Sep 18
Suricata http1: repeated brotli compression bombs can cause excessive CPU consumption
Affected: >= 8.0.0, < 8.0.6
CVE-2026-57227
7.5
1%
Sep 18
Suricata mqtt: unbounded resource consumption from repeated pubrec and pubrel messages
Affected: >= 8.0.0, < 8.0.6; >= 7.0.0, < 7.0.17
CVE-2026-46352
7.5
0%
Sep 16
Suricata defrag: fragmented encapsulated traffic with fragments can lead to deadlock
Affected: >= 8.0.0, < 8.0.5
CVE-2026-45770
7.5
0%
Sep 10
Suricata lua: excessive flow variable registration can bypass sandbox
Affected: >= 8.0.0, < 8.0.5
CVE-2026-45769
7.5
2%
Sep 10
ikev2: unbounded client transform storage can lead to resource exhaustion
Affected: >= 8.0.0, < 8.0.5; < 7.0.16
CVE-2026-45768
7.5
1%
Sep 10
Suricata ldap: unbounded responses per transaction can lead to resource exhaustion
Affected: >= 8.0.0, < 8.0.5
CVE-2026-45766
7.5
1%
Sep 10
Suricata nfs: unbounded stateful structures can lead to resource exhaustion
Affected: >= 8.0.0, < 8.0.5; < 7.0.16
CVE-2026-45765
7.5
1%
Sep 10
Suricata dnp3: unbounded reassembly can lead to resource exhaustion
Affected: >= 8.0.0, < 8.0.5; < 7.0.16
CVE-2026-45762
7.5
1%
Sep 10
Suricata defrag: missing address-family check can lead to remote crash
Affected: >= 8.0.0, < 8.0.5; < 7.0.16
CVE-2026-45759
7.5
1%
Sep 10
Suricata http1: quadratic Content-Disposition processing can lead to denial of service
Affected: < 7.0.16; >= 8.0.0, < 8.0.5
CVE-2026-45751
7.5
0%
Sep 10
Suricata detect/transform: use-after-free in dotprefix transform
Affected: < 7.0.16; >= 8.0.0, < 8.0.5
CVE-2026-45747
7.5
0%
Sep 10
Suricata lua/tls: null dereference in TlsGetCertInfo
Affected: < 7.0.16
CVE-2026-46387
7.5
1%
Sep 10
Suricata http2: decompression bomb can cause denial of service in Suricata
Affected: < 7.0.16; >= 8.0.0, < 8.0.5
CVE-2026-31937
7.5
0%
Apr 2
Suricata dcerpc: quadratic complexity in dcerpc buffering
Affected: < 7.0.15
CVE-2026-31935
7.5
0%
Apr 2
Suricata http2: unbounded resource consumption
Affected: < 7.0.15; >= 8.0.0, < 8.0.4
CVE-2026-31934
7.5
0%
Apr 2
Suricata smtp/mine: quadratic complexity in extracting urls
Affected: >= 8.0.0, < 8.0.4
CVE-2026-31933
7.5
0%
Apr 2
Suricata stream: quadratic complexity in stream inspection
Affected: < 7.0.15; >= 8.0.0, < 8.0.4
CVE-2026-31932
7.5
0%
Apr 2
Suricata krb5: quadratic complexity in krb5 buffering
Affected: < 7.0.15; >= 8.0.0, < 8.0.4
CVE-2026-31931
7.5
0%
Apr 2
Suricata tls: null dereference in tls.alpn rule keyword
Affected: >= 8.0.0, < 8.0.4
CVE-2026-22260
7.5
1%
Jan 27
Suricata is a network IDS, IPS and NSM engine
Affected: 8.0.0 before 8.0.3
CVE-2026-22259
7.5
1%
Jan 27
Suricata is a network IDS, IPS and NSM engine
Affected: before 7.0.14; 8.0.0 before 8.0.3
CVE-2026-22258
7.5
1%
Jan 27
Suricata is a network IDS, IPS and NSM engine
Affected: before 7.0.14; 8.0.0 before 8.0.3
CVE-2025-64344
7.5
0%
Nov 26
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: before 7.0.13; 8.0.0 before 8.0.2
CVE-2025-64335
7.5
0%
Nov 26
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: 8.0.0 before 8.0.2
CVE-2025-64334
7.5
0%
Nov 26
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: 8.0.0 before 8.0.2
CVE-2025-64333
7.5
0%
Nov 26
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: before 7.0.13; 8.0.0 before 8.0.2
CVE-2025-64332
7.5
0%
Nov 26
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: before 7.0.13; 8.0.0 before 8.0.2
CVE-2025-64331
7.5
0%
Nov 26
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: before 7.0.13; 8.0.0 before 8.0.2
CVE-2025-64330
7.5
0%
Nov 26
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: before 7.0.13; 8.0.0 before 8.0.2
CVE-2025-59150
7.5
1%
Oct 1
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: 8.0.0
CVE-2025-59148
7.5
0%
Oct 1
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: 8.0.0; 8.0.0; 8.0.0
CVE-2025-59147
7.5
0%
Oct 1
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: before 7.0.12; 8.0.0; 8.0.0; 8.0.0
CVE-2025-53538
7.5
1%
Jul 22
Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community
Affected: before 7.0.11; 8.0.0; 8.0.0
CVE-2025-29915
7.5
0%
Apr 10
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine
Affected: before 7.0.9
Page 1 of 2 · 100 total