CVE-2026-31933 Details
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.
A performance degradation vulnerability has been identified in Suricata, a network IDS, IPS, and NSM engine, prior to versions 7.0.15 and 8.0.4. This vulnerability allows specially crafted traffic to slow down Suricata, adversely affecting its performance in IDS mode. The issue has been addressed in versions 7.0.15 and 8.0.4.
Users can upgrade to Suricata versions 8.0.4 or 7.0.15 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 3, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/OISF/suricata/security/advisories/GHSA-hvp5-gpr6-j4gp | [email protected] | Vendor Advisory |
| https://redmine.openinfosecfoundation.org/issues/8272 | [email protected] | Issue TrackingPermissions Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-407 | Inefficient Algorithmic Complexity | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| oisf suricata | < 7.0.15 >= 8.0.0, < 8.0.4 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 7, 2026 | Initial Analysis | [email protected] |
| Apr 2, 2026 | New CVE Received | [email protected] |