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Vulnerability record · CVE-2026-67397 · published 4 September 2026

CVE-2026-67397: Path traversal vulnerability

Path traversal in Plesk 18.0.79.9 and earlier and 18.0.80 through 18.0.80.5 allows local users to execute arbitrary code as root.

8.5 CVSS 4.0 High EPSS 0.17% · top 94.0% CWE-22 · Path traversal Awaiting Analysis
8.5CVSS 4.0 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
8 Sep 2026Last modified by NVD

Description

Path traversal in Plesk 18.0.79.9 and earlier and 18.0.80 through 18.0.80.5 allows local users to execute arbitrary code as root.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://support.plesk.com/hc/en-us/articles/43070000520855-Vulnerability-CVE-2026-67397-Arbitrary-code-execution-as-root

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Source: NIST National Vulnerability Database (record CVE-2026-67397), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.