Widget Factory Joomla Content Editor Improper Access Control Vulnerability
joomlacontenteditor.net — Joomla Content Editor (JCE) extension for Joomla
A vulnerability in the JCE editor extension for Joomla allows the creation of new editor profiles for unauthenticated users, ultimately resulting in PHP code upload and execution.
9.8
78.1%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Published
- Jun 5, 2026
- Modified
- Jul 23, 2026
- Added to KEV
- Jun 16, 2026
- Federal patch due
- Jun 19, 2026
CISA required action
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.
Weakness classification
Affected packages
Proof-of-concept & exploitation references
8 foundWeaponization
Public repositories whose name or description references CVE-2026-48907, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
- gh1mau/masta-cve-2026-48907★ 64
cve-2026-48907 scanner
updated Oct 6, 2026
- ywh-jfellus/CVE-2026-48907★ 16
PoC for CVE-2026-48907 - Joomla! JCE extension < 2.9.99.5 unauthenticated RCE
updated Aug 31, 2026
- 0xBlackash/CVE-2026-48907★ 3
CVE-2026-48907
updated Jun 29, 2026
- 0xgh057r3c0n/CVE-2026-48907★ 3
CVE-2025-48907 - Unauthenticated RCE exploit for Joomla JCE < 2.9.99.5
updated Aug 21, 2026
- pssec-io/CVE-2026-48907★ 1
POC for CVE-2026-48907
updated Jul 23, 2026
- NONAME-ELV/CVE-2026-48907★ 1
updated Sep 16, 2026
- sec0x/CVE-2026-48907★ 1
updated Aug 5, 2026
- bayu06802/CVE-2026-48907★ 1
Python & template nuclei
updated Sep 25, 2026
References
How this class of flaw gets exploited
Frequently asked questions
What is CVE-2026-48907?
A vulnerability in the JCE editor extension for Joomla allows the creation of new editor profiles for unauthenticated users, ultimately resulting in PHP code upload and execution.
How severe is CVE-2026-48907?
CVE-2026-48907 has a CVSS base score of 9.8 out of 10 (CVSS 3.1).
Is CVE-2026-48907 actively exploited in the wild?
Yes. CVE-2026-48907 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Jun 16, 2026, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2026-48907?
78.1% - meaning FIRST.org's EPSS model estimates a 78.1% probability this vulnerability will be exploited in the wild within 30 days (100% percentile among all scored CVEs).
Is there exploit tooling available for CVE-2026-48907?
Yes - a public Nuclei template referencing CVE-2026-48907 exist in public repositories we checked. We also found 8 public GitHub repositories referencing this CVE.
What type of vulnerability is CVE-2026-48907?
CVE-2026-48907 is classified under CWE-284 (CWE-284 Improper Access Control).
Cross-checked against
Impactr finds and proves whether CVE-2026-48907 - or flaws like it - are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.
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