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CVE-2026-48908— Joomla Extension - joomshaper.com - Remote Code Execution in SP Pagebuilder extension for Joomla < 6.6.2

Quick assessment

Affected
joomshaper.net SP Page Builder extension for Joomla
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

JoomShaper SP Page Builder是JoomShaper公司的一款Joomla页面构建器扩展组件。 JoomShaper SP Page Builder 1.0.0版本至6.6.1版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制问题，可能导致未经身份验证的用户上传任意文件，最终导致上传和执行PHP代码。

CVSS 10.0 · Critical KEV EPSS 88.51% · P100

Affected Version Matrix 1

VendorProduct Version RangeStatus
joomshaper.net SP Page Builder extension for Joomla 1.0.0-6.6.1 affected
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I. Basic Information for CVE-2026-48908

Vulnerability Information
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Joomla Extension - joomshaper.com - Remote Code Execution in SP Pagebuilder extension for Joomla < 6.6.2
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in SP Page Builder for Joomla allows unauthenticated users to upload arbitrary files, ultimately resulting in the upload and execution of PHP code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
JoomShaper SP Page Builder 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JoomShaper SP Page Builder是JoomShaper公司的一款Joomla页面构建器扩展组件。 JoomShaper SP Page Builder 1.0.0版本至6.6.1版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制问题，可能导致未经身份验证的用户上传任意文件，最终导致上传和执行PHP代码。
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
joomshaper.net SP Page Builder extension for Joomla 1.0.0-6.6.1 -

II. Public POCs for CVE-2026-48908

# POC Description Source Link Shenlong Link
1 SP Page Builder for Joomla contains an unrestricted file upload vulnerability allowing unauthenticated users to upload and execute arbitrary PHP code, exploit requires no authentication. https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2026/CVE-2026-48908.yaml POC Details
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III. Intelligence Information for CVE-2026-48908

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Other References for CVE-2026-48908 (1)

IV. Related Vulnerabilities

Same product: SP Page Builder extension for Joomla
Same vendor: joomshaper.net
Same weakness: CWE-434

V. Comments for CVE-2026-48908

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