CVE-2026-31934

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.

• CWE-407

• https://github.com/OISF/suricata/security/advisories/GHSA-hr89-h2pp-f3c8Vendor Advisory
• https://redmine.openinfosecfoundation.org/issues/8292Issue Tracking, Permissions Required

Published

Apr 2, 2026

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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