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CVE-2026-67397

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.

Plesk 18.0.79.9 及更早版本，以及 18.0.80 至 18.0.80.5 版本存在路径遍历漏洞，允许本地用户以 root 权限执行任意代码。

CVSS 8.5 · High
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I. Basic Information for CVE-2026-67397

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Path traversal in Plesk 18.0.79.9 and earlier and 18.0.80 through 18.0.80.5 allows local users to execute arbitrary code as root.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
WebPros Plesk 0 ~ 18.0.79.9 -

II. Public POCs for CVE-2026-67397

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III. Intelligence Information for CVE-2026-67397

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Vendor Advisories for CVE-2026-67397 (1)

Same Patch Batch · WebPros · 2026-09-03 · 3 CVEs total

CVE-2026-67402 9.2 CRITICAL CSF 16.31前Messenger未授权RCE
CVE-2026-67398 8.2 HIGH WHMCS多版本2Checkout支付网关缺失授权漏洞

IV. Related Vulnerabilities

Same product: Plesk
Same vendor: WebPros
Same weakness: CWE-22

V. Comments for CVE-2026-67397

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