Joomla Extension - joomlacontenteditor.net - Remote Code Execution in JCE extension for Joomla < 2.9.99.5
Priority CRITICAL 100Exploited in the wildCWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
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.
Why it matters now
Exploitation Active In CISA KEV since 2026-06-16CISA due date 2026-06-19
EPSS 0.85439 99th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Active
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| joomlacontenteditor.net | Joomla Content Editor (JCE) extension for Joomla | 1.0.0-2.9.99.4 | — | No fix listed | CNA |
- Joomla Content Editor (JCE) extension for Joomla Vendorjoomlacontenteditor.net Affected 1.0.0-2.9.99.4 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:widgetfactorylimited:jce:*:*:*:*:*:joomla\!:*:* | before 2.9.99.5 | Vulnerable | Widgetfactorylimited |
- cpe:2.3:a:widgetfactorylimited:jce:*:*:*:*:*:joomla\!:*:* Versions before 2.9.99.5 Vulnerable ·Widgetfactorylimited
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-06-16 Added to CISA KEV
- 2026-10-02 Threatist record created from CVE-2026-48907
- 2026-10-03 Alias added: GHSA-c3f5-4g7f-qjqj
- 2026-10-25 EPSS moved to the 99th percentile and above
References
More Widgetfactorylimited Jce vulnerabilities
- TI-2015-06103 JCE Joomla Component 2.5.0 to 2.5.2 allows arbitrary file upload via a .php file… CVSS 3.1HIGH 8.8
- TI-2026-46932 Improper input validation in joomlacontenteditor.net Joomla Content Editor extension for… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2026-48907 · CVE Program
- CVE-2026-48907 · NVD
- CISA Known Exploited Vulnerabilities
- FIRST EPSS
- GHSA-c3f5-4g7f-qjqj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences