CVE-2026-22263

Published: Jan 27, 2026Modified: Jun 17, 2026

5.3

Vector

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

Exploitability: 3.9 / Impact: 1.4

Source: security-advisories@github.com (Secondary)

Description

Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available.

Affected (1)

Products: Oisf: Suricata

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Oisf Suricata	From 8.0.0 to 8.0.3

Related CWEs

Excessive Platform Resource Consumption within a Loop

The product has a loop body or loop condition that contains a control element that directly or indirectly consumes platform resources, e.g. messaging, sessions, locks, or file descriptors.

References (3)

https://github.com/OISF/suricata/commit/018a377f74e3eb2b042c6f783ad9043060923428

Source: security-advisories@github.com

Patch

https://github.com/OISF/suricata/security/advisories/GHSA-rwc5-hxj6-hwx7

Source: security-advisories@github.com

Vendor Advisory

https://redmine.openinfosecfoundation.org/issues/8201

Source: security-advisories@github.com

Permissions Required

Timeline

No history available yet.