{"id":"CVE-2026-87898","title":"OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.","summary":"OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.","severity":"critical","cvss":9.4,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","cwe":["CWE-78"],"vendor":"WebPros","product":"Plesk extension \"Site Import\"","affected":["plesk_extension_site_import >= 1.6.6 <= 1.12.1"],"published":"2026-09-23","updated":"2026-09-24","sourceUpdated":"2026-09-24T21:16:28.120","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87898","references":[{"url":"https://support.plesk.com/hc/en-us/articles/43641151026583","label":"support@hackerone.com"}],"tags":["nvd","cve.org"],"epss":0.00946,"epssPercentile":0.59414,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-23T20:06:19.972843Z"},"cvssSource":"cna","ingestedAt":"2026-09-23T20:32:10.754Z","slug":"CVE-2026-87898","body":"## Overview\n\nOS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":51.7,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}