JoomShaper SP Page Builder Unrestricted Upload of File with Dangerous Type Vulnerability
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.
MANARTECH SECURITY ALERT
JoomShaper SP Page Builder Unrestricted Upload of File with Dangerous Type Vulnerability
CVE Numbers
CVE-2026-48908
Affected Product
SP Page Builder — JoomShaper
Threat 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.
Severity Scale
CRITICALHIGHMEDIUMLOW
Severity
CRITICAL
Affected Versions
To be reviewed
Recommended Mitigation
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Reference Links
https://www.joomshaper.com/page-builder
https://extensions.joomla.org/extension/sp-page-builder/
https://mysites.guru/blog/sp-page-builder-zero-day-uploadcustomicon-rce/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48908
https://www.joomshaper.com/forum/question/45152
https://nvd.nist.gov/vuln/detail/CVE-2026-48908
