Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, there is a quadratic complexity issue when searching for URLs in mime encoded messages over SMTP leading to a performance impact. This issue has been patched in version 8.0.4.

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Fixes

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History

Thu, 02 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 02 Apr 2026 14:45:00 +0000

Type Values Removed Values Added
Description Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, there is a quadratic complexity issue when searching for URLs in mime encoded messages over SMTP leading to a performance impact. This issue has been patched in version 8.0.4.
Title Suricata smtp/mine: quadratic complexity in extracting urls
Weaknesses CWE-407
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-02T15:00:49.250Z

Reserved: 2026-03-10T15:10:10.654Z

Link: CVE-2026-31934

cve-icon Vulnrichment

Updated: 2026-04-02T15:00:44.719Z

cve-icon NVD

Status : Received

Published: 2026-04-02T15:16:37.440

Modified: 2026-04-02T15:16:37.440

Link: CVE-2026-31934

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses