Medium severity4.4NVD Advisory· Published Sep 10, 2026· Updated Sep 16, 2026
CVE-2026-45767
CVE-2026-45767
Description
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions 7.0.16 and 8.0.5, a malicious rule could potentially overwrite any file on the file system on rule load or reload. Versions 7.0.16 and 8.0.5 fix the issue. Some workarounds are available. Preprocess load+ save rules to disallow absolute filenames for save, use Suricata's privilege dropping to limit writable files, and/or configure landlock in suricata.yaml.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3Patches
Vulnerability mechanics
References
3- forum.suricata.io/t/suricata-8-0-5-and-7-0-16-released/6315nvdRelease NotesVendor Advisory
- github.com/OISF/suricata/security/advisories/GHSA-gfxq-gffp-w9rvnvdThird Party Advisory
- redmine.openinfosecfoundation.org/issues/8546nvdPermissions Required
News mentions
1- Suricata: 15 Vulnerabilities Disclosed, Ranging from Critical to LowVypr Intelligence · Sep 10, 2026