# CVE-2026-31933

## Summary

- **CVE ID:** CVE-2026-31933
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-407
- **Published:** Apr 2, 2026
- **Last Modified:** Apr 3, 2026

## 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.

## Affected Products

- OISF — suricata (< 7.0.15)
- OISF — suricata (>= 8.0.0, < 8.0.4)

## References

- [CNA](https://github.com/OISF/suricata/security/advisories/GHSA-hvp5-gpr6-j4gp)
- [CNA](https://redmine.openinfosecfoundation.org/issues/8272)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.35%
- **EPSS Percentile:** 28.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._