CVE-2026-31934

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

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

Vulnerability 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.

Vulnerability Details

Published Date

April 02, 2026

Last Modified

April 07, 2026

CWE ID

CWE-407

Source

NVD

Vendor

OISF

Product

suricata

External References

https://github.com/OISF/suricata/security/advisories/GHSA-hr89-h2pp-f3c8
https://redmine.openinfosecfoundation.org/issues/8292

CVE-2026-31934

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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