Critical 10.0Known exploited (CISA KEV)Published Jun 20, 2026

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

Updated under an hour ago (2026-10-19 05:50 UTC)

Does this affect you?

It affects joomshaper.net SP Page Builder extension for Joomla and 1 other product. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Jul 7, 2026; federal agencies had to remediate by Jul 10, 2026. Treat that date as your deadline.

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Every CVE for joomshaper.net SP Page Builder extension for Joomla

Exploited in the last 30 days

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.

CVSS: 10.0 CRITICAL (v4.0, CNA)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
Weakness (CWE): CWE-434
Known exploited: Added to CISA KEV Jul 7, 2026; federal remediation due Jul 10, 2026Apply 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.
EPSS (exploitation in the next 30 days): 88.51% (percentile 100)
Assigned by: Joomla
NVD analysis: Analyzed
Record last updated: Oct 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

joomshaper.net SP Page Builder extension for Joomla joomshaper.net:sp_page_builder_extension_for_joomla (from the name)	1.0.0-6.6.1	CNA record
ollyo sp_page_builder ollyo:sp_page_builder	before 6.6.2	NVD

References

https://www.joomshaper.com/page-builderproduct
https://extensions.joomla.org/extension/sp-page-builder/product
https://mysites.guru/blog/sp-page-builder-zero-day-uploadcustomicon-rce/third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48908us-government-resource
https://www.joomshaper.com/forum/question/45152issue-tracking

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.