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CVE-2026-71964— CyberPanel 2.4.3 Arbitrary File Read via File Manager ZIP Upload

Quick assessment

Affected
usmannasir cyberpanel
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.

Usman Nasir CyberPanel是Usman Nasir个人开发者的一款网站管理控制面板。 Usman Nasir CyberPanel 2.4.3版本存在后置链接漏洞，该漏洞源于文件管理器组件未在解压前验证符号链接，容易受到任意文件读取攻击，允许经过身份验证的攻击者通过上传包含符号链接的特制ZIP归档读取敏感系统文件。

CVSS 6.5 · Medium EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1135 · Network Share Discovery

Affected Version Matrix 2

VendorProduct Version RangeStatus
usmannasir cyberpanel ≤ 2.4.3 affected
eca0c3cbeb35af8eaae9fafb094e8ef3cd923643 unaffected
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I. Basic Information for CVE-2026-71964

Vulnerability Information
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Vulnerability Title
CyberPanel 2.4.3 Arbitrary File Read via File Manager ZIP Upload
Source: CVE Program / CVE List V5
Vulnerability Description
CyberPanel 2.4.3, fixed in commit eca0c3c, contains an arbitrary file read vulnerability in the file manager component that allows authenticated attackers to read sensitive system files by uploading a crafted ZIP archive containing symbolic links. Attackers can exploit the application's failure to validate symlinks before extraction, causing symbolic links targeting arbitrary filesystem paths outside the user's home directory to persist on disk and be accessed through the web interface.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
Usman Nasir CyberPanel 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Usman Nasir CyberPanel是Usman Nasir个人开发者的一款网站管理控制面板。 Usman Nasir CyberPanel 2.4.3版本存在后置链接漏洞，该漏洞源于文件管理器组件未在解压前验证符号链接，容易受到任意文件读取攻击，允许经过身份验证的攻击者通过上传包含符号链接的特制ZIP归档读取敏感系统文件。
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
usmannasir cyberpanel 0 ~ 2.4.3 -

II. Public POCs for CVE-2026-71964

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III. Intelligence Information for CVE-2026-71964

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Patches & Fixes for CVE-2026-71964 (1)

Vendor Advisories for CVE-2026-71964 (1)

Security Blog Posts for CVE-2026-71964 (1)

Same Patch Batch · usmannasir · 2026-08-10 · 3 CVEs total

CVE-2026-71966 8.8 HIGH CyberPanel 2.4.3 Authenticated Command Injection via starRemoteTransfer
CVE-2026-71965 8.8 HIGH CyberPanel 2.4.3 Authenticated RCE via Remote Backup Feature

IV. Related Vulnerabilities

Same product: cyberpanel
Same vendor: usmannasir
Same weakness: CWE-59

V. Comments for CVE-2026-71964

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