CVE-2026-57223 Suricata - Privilege Escalation

Suricata < 7.0.17 and < 8.0.6 contains a local privilege escalation caused by unquoted service ImagePath in Windows service installation, letting local low-privileged attackers execute code as LocalSystem, exploit requires writable path component.

CVSS base score 7.0 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.15% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
18 September 2026
Updated
15 October 2026
Weakness
CWE-428

Vendor fix

Update to versions 7.0.17 or 8.0.6 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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