CVE-2026-48908

9.8 CRITICAL CISA KEV - Actively Exploited

Published: June 20, 2026 Modified: July 08, 2026

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://www.joomshaper.com/page-builder

Source: security@joomla.org

Product

https://extensions.joomla.org/extension/sp-page-builder/

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Product

https://mysites.guru/blog/sp-page-builder-zero-day-uploadcustomicon-rce/

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Third Party Advisory

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48908

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource

https://www.joomshaper.com/forum/question/45152

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Issue Tracking

5 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

1.6%

73th percentile

Exploitation Status

Actively Exploited

Remediation due: 2026-07-10

Weaknesses (CWE)

CWE-434 CWE-434

Affected Vendors

ollyo

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