CVE-2026-31937 HIGH

CVE-2026-31937: Suricata dcerpc: quadratic complexity in dcerpc buffering

Vendor Oisf
Product suricata
Weakness CWE-407
Published April 2, 2026
Last update April 3, 2026
View on NVD All CVEs

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Suricata is a network IDS, IPS and NSM engine. Prior to version 7.0.15, inefficiency in DCERPC buffering can lead to a performance degradation. This issue has been patched in version 7.0.15.

Key dates

02Disclosure timeline

April 2, 2026 CVE published
April 3, 2026 Record updated