High severity7.8NVD Advisory· Published Dec 3, 2025· Updated Apr 15, 2026

CVE-2025-66431

Description

WebPros Plesk before 18.0.73.5 and 18.0.74 before 18.0.74.2 on Linux allows remote authenticated users to execute arbitrary code as root via domain creation. The attacker needs "Create and manage sites" with "Domains management" and "Subdomains management."

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Parallels/Pleskllm-fuzzy
Range: >=18.0.73, <18.0.73.5; >=18.0.74, <18.0.74.2

Patches

Vulnerability mechanics

References

docs.plesk.com/release-notes/obsidian/change-log/nvd
docs.plesk.com/release-notes/obsidian/whats-new/nvd
support.plesk.com/hc/en-us/articles/36494997377687--CVE-2025-66431-Security-vulnerability-in-domain-creation-mechanism-allows-Plesk-users-to-execute-arbitrary-code-on-behalf-of-rootnvd

News mentions

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