CVE-2026-87898
OS command injection in Plesk allows remote authenticated users to execute arbitrary code with...
OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.
- Record
CVE-2026-87898- CVSS 4.0
- 9.4 Critical
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 - Weakness
- CWE-78
- Updated
- 2026-11-02
EUVDEUVD-2026-85618
OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.
- Record
EUVD-2026-85618- CVSS 4.0
- 9.4 Critical
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-q589-mpmp-9796
OS command injection in Plesk allows remote authenticated users to execute arbitrary code with...
OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.
- Record
GHSA-q589-mpmp-9796- CVSS 4.0
- 9.4 Critical
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/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:X/V:X/RE:X/U:X - Weakness
- CWE-78
- Updated
- 2026-11-02
NVD
OS command injection in Plesk allows remote authenticated users to execute arbitrary code with root privileges.
- Record
CVE-2026-87898- CVSS 4.0
- 9.4 Critical
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/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:X/V:X/RE:X/U:X - Weakness
- CWE-78
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-87898 is a critical vulnerability (CVSS 9.4) in Webpros Plesk Extension "site Import", published September 23, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.07%, the 64th percentile. No source names a fixed version.