by Kastro
Paper/Archive/CVE-2026-107246

CVE-2026-107246

WebPros Plesk extension "Site Import" — The Plesk extension "Site Import" before 1.13.2 does not properly validate domain and session identifiers, allowing path traversal.

CVSS 9.2
critical.is priorityof 100
28
CVSS 9.2 (CNA)9.2 / 10 × 3027.6Not in CISA KEV+300.0No EPSS score.000 × 200.0No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

The Plesk extension "Site Import" before 1.13.2 does not properly validate domain and session identifiers, allowing path traversal. This lets a non-owner subscription user redirect a privileged backend session into a directory they control, resulting in arbitrary code execution as root.

Affected

ProductAffectedFixed inSource
Plesk extension "Site Import"< 1.13.21.13.2CNA

Scores by source

hackerone (CNA)9.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References

refsupport.plesk.com/hc/en-us/articles/44831088501527-Vulnerability-CVE-2026-107246-in-Plesk-s-Site-Import-extension