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CVE-2026-31934
Published: Apr 2, 2026
Modified: Apr 2, 2026
PUBLISHED
CVSS v3.1
7.5
HIGH
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.
| Vendor | Product | Versions |
|---|---|---|
OISF | suricata | affected >= 8.0.0, < 8.0.4 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
References
https://github.com/OISF/suricata/security/advisories/GHSA-hr89-h2pp-f3c8
x_refsource_CONFIRM
https://redmine.openinfosecfoundation.org/issues/8292
x_refsource_MISC
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