CVE-2026-45767

suricata: Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine

CVE-2026-45767 is fixed in suricata on 1 platform by DEBIAN-CVE-2026-45767 (version 1:8.0.5-1), released September 11, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
4.4
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0040
34th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
suricata · Debian 14 1:8.0.5-1 DEBIAN-CVE-2026-45767 Sep 11, 2026

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