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Description

Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, specially crafted traffic can cause Suricata to slow down, affecting performance in IDS mode. This issue has been patched in versions 7.0.15 and 8.0.4.

PUBLISHED Reserved 2026-03-10 | Published 2026-04-02 | Updated 2026-04-03 | Assigner GitHub_M




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-407: Inefficient Algorithmic Complexity

Product status

< 7.0.15
affected

>= 8.0.0, < 8.0.4
affected

References

github.com/...ricata/security/advisories/GHSA-hvp5-gpr6-j4gp

redmine.openinfosecfoundation.org/issues/8272

cve.org (CVE-2026-31933)

nvd.nist.gov (CVE-2026-31933)

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