High severity · published Sep 3, 2026
CVE-2026-67397
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
0.2%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PL
Plesk · WebPros
before 18.0.79.9; 18.0.80 before 18.0.80.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-67397
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-67397
support.plesk.com
https://support.plesk.com/hc/en-us/articles/43070000520855-Vulnerability-CVE-2026-67397-Arbitrary-code-execution-as-root-in-Plesk
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