# CVE-2026-48908 — joomshaper.net SP Page Builder extension for Joomla

**CISA KEV**

> As of 2026-10-08, CVE-2026-48908 is a Critical-severity (band derived from the CVSS v4.0 score, not stated by the CNA) vulnerability in joomshaper.net SP Page Builder extension for Joomla, CVSS v4.0 10, EPSS 88.5% (99.7th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-07-07), with a US federal remediation deadline of 2026-07-10. Threadlinqs Intelligence links 3 tracked threat campaigns to CVE-2026-48908, most recently “ChocoPoC RAT Campaign Uses Malicious PoC-Exploit Python Packages to Backdoor Security Researchers”.

**Last updated:** 2026-10-08

## What is CVE-2026-48908?

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.

The record classifies CVE-2026-48908 under weakness class [CWE-434](https://intel.threadlinqs.com/cwe/CWE-434). 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 114 days ago.

## Severity and exploitation probability

- **CVSS v4.0 base score:** 10 — Critical (derived from score) (`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`)
- **EPSS (FIRST):** 88.5% probability of exploitation in the next 30 days, higher than 99.7% of all scored CVEs
- **CISA KEV:** Listed since 2026-07-07, federal remediation deadline 2026-07-10
- **Threadlinqs priority:** 9/10 — CISA KEV-listed, which Threadlinqs floors at 9
- **Published:** 2026-06-20, last modified 2026-10-08

## Is CVE-2026-48908 being exploited?

CISA added CVE-2026-48908 to the Known Exploited Vulnerabilities catalog on 2026-07-07, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2026-07-10 under BOD 22-01. Weaponised exploit code for CVE-2026-48908 is publicly available. 10 public proof-of-concept repositories are tracked for this identifier. A ProjectDiscovery Nuclei detection template exists (`javascript/cves/2026/CVE-2026-48908.yaml`). It currently carries a trending score of 62 in the Threadlinqs vulnerability feed.

- [papageo75/CVE-2026-48908-PoC](https://github.com/papageo75/CVE-2026-48908-PoC) (github)
- [Jenderal92/CVE-2026-48908](https://github.com/Jenderal92/CVE-2026-48908) (github)
- [0xBlackash/CVE-2026-48908](https://github.com/0xBlackash/CVE-2026-48908) (github)
- [imXur/CVE-2026-48908-Joomla-SP-Page-Builder-RCE](https://github.com/imXur/CVE-2026-48908-Joomla-SP-Page-Builder-RCE) (github)
- [yora1928/CVE-2026-48908-by-yora](https://github.com/yora1928/CVE-2026-48908-by-yora) (github)
- [gagaltotal/CVE-2026-48908-SP-Page-Builder-Joomla](https://github.com/gagaltotal/CVE-2026-48908-SP-Page-Builder-Joomla) (github)
- [ayiezola/CVE-2026-48908](https://github.com/ayiezola/CVE-2026-48908) (github)
- [bayu06802/CVE-2026-48908](https://github.com/bayu06802/CVE-2026-48908) (github)

## Affected products and versions

- **joomshaper.net**: SP Page Builder extension for Joomla

## How to fix CVE-2026-48908

Because CVE-2026-48908 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2026-07-10. No vendor patch reference has been recorded for CVE-2026-48908 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-48908

3 tracked threats in the Threadlinqs corpus reference CVE-2026-48908, either in the campaign’s CVE list or as an indicator on the campaign record.

- [ChocoPoC RAT Campaign Uses Malicious PoC-Exploit Python Packages to Backdoor Security Researchers](https://intel.threadlinqs.com/threat/TL-2026-1062) — HIGH · 2026-07-02
- [ChocoPoC Campaign: Trojanised PoC Exploits and PyPI Packages Deliver Python RAT Using Mapbox Datasets API as Dead-Drop C2](https://intel.threadlinqs.com/threat/TL-2026-1088) — HIGH · 2026-07-02
- [ChocoPoC: Python RAT Distributed via Trojanized PoC Exploits Targeting Security Researchers](https://intel.threadlinqs.com/threat/TL-2026-1125) — HIGH · 2026-07-01

## Sources

Enriched from CVE.org, FIRST EPSS, CISA KEV, GitHub Security Advisories, public proof-of-concept repositories, ProjectDiscovery Nuclei. Last verified by Threadlinqs on 2026-10-10.

**Issue tracking and product pages**

- [joomshaper.com — product](https://www.joomshaper.com/page-builder)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-48908
Full detection coverage and IOCs for threats exploiting CVE-2026-48908 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp