All vulnerabilities
CVE-2026-87898

OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.

WebPros Plesk extension "Site Import"
Open in ThreatlineRecord JSON
CVSS
9.4Critical
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)1.01%Chance of exploitation activity in the next 30 days, higher than 62% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
Published23 Sep 2026Updated 23 Sep 2026CVE List

What fixes it

No source in this snapshot names a fixed version.

Affected versions 2

  • Plesk extension "Site Import"affected: 1.6.6 through 1.12.1CVE List
  • Plesk extension "Site Import"unaffected: 1.12.2 before 1.12.2CVE List

References 1