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. 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 (github)
- Jenderal92/CVE-2026-48908 (github)
- 0xBlackash/CVE-2026-48908 (github)
- imXur/CVE-2026-48908-Joomla-SP-Page-Builder-RCE (github)
- yora1928/CVE-2026-48908-by-yora (github)
- gagaltotal/CVE-2026-48908-SP-Page-Builder-Joomla (github)
- ayiezola/CVE-2026-48908 (github)
- 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 — HIGH · 2026-07-02
- ChocoPoC Campaign: Trojanised PoC Exploits and PyPI Packages Deliver Python RAT Using Mapbox Datasets API as Dead-Drop C2 — HIGH · 2026-07-02
- ChocoPoC: Python RAT Distributed via Trojanized PoC Exploits Targeting Security Researchers — 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 .