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CVE-2026-31935

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CVE-2026-31935

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. Prior to versions 7.0.15 and 8.0.4, flooding of craft HTTP2 continuation frames can lead to memory exhaustion, usually resulting in the Suricata process being shut down by the operating system. This issue has been patched in versions 7.0.15 and 8.0.4.

VendorProductVersions

OISF

suricata

affected
< 7.0.15
affected
>= 8.0.0, < 8.0.4

Weaknesses (CWE)

CWE-400
CWE-770

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

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