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
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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 datasets: stack overflow when saving a set
Affected: < 7.0.14; >= 8.0.0, < 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 detect/alert: heap-use-after-free on alert queue expansion
Affected: < 7.0.14; >= 8.0.0, < 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
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