VulnerabilityAnalyzed

CVE-2026-22260

Starting in version 8.0.0 and prior to version 8.0.3, Suricata can crash with a stack overflow.

HIGH 7.5EPSS 0.51%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, Suricata can crash with a stack overflow. Version 8.0.3 patches the issue. As a workaround, use default values for `request-body-limit` and `response-body-limit`.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.51% probability · 42th percentile
CISA KEV: Not listed
Weakness: CWE-674, CWE-787
Affected: oisf/suricata
Source: security-advisories@github.com

References

https://github.com/OISF/suricata/commit/0dddac7278c8b9cf3c1e4c1c71e620a78ec1c185Patch
https://github.com/OISF/suricata/security/advisories/GHSA-3gm8-84cm-5x22Vendor Advisory
https://redmine.openinfosecfoundation.org/issues/8185Permissions Required

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.