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CVE-2026-48614

Quick assessment

Affected
WebPros Plesk
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WebPros Plesk是WebPros公司的网站服务器管理平台。 Plesk 存在代码注入漏洞，该漏洞源于Plesk XML API中的授权漏洞，可能导致认证用户注入任意配置指令，从而实现以root权限写入任意文件并完全提升权限。以下版本受到影响：18.0.78之前版本。

CVSS 9.9 · Critical EPSS 0.58% · P47

Affected Version Matrix 1

VendorProduct Version RangeStatus
WebPros Plesk < 18.0.78 affected
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I. Basic Information for CVE-2026-48614

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An improper authorization vulnerability in the Plesk XML API allows an authenticated user to inject arbitrary configuration directives, resulting in arbitrary file write as root and full privilege escalation on the underlying server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
WebPros Plesk 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WebPros Plesk是WebPros公司的网站服务器管理平台。 Plesk 存在代码注入漏洞，该漏洞源于Plesk XML API中的授权漏洞，可能导致认证用户注入任意配置指令，从而实现以root权限写入任意文件并完全提升权限。以下版本受到影响：18.0.78之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
WebPros Plesk 0 ~ 18.0.78 -

II. Public POCs for CVE-2026-48614

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III. Intelligence Information for CVE-2026-48614

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Vendor Pages for CVE-2026-48614 (1)

IV. Related Vulnerabilities

Same product: Plesk
Same vendor: WebPros
Same weakness: CWE-94

V. Comments for CVE-2026-48614

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