CVE-2026-48907Joomla Extension - joomlacontenteditor.net - Remote Code Execution in JCE extension for Joomla < 2.9.99.5
Updated under an hour ago ()
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It affects joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jun 16, 2026; federal agencies had to remediate by Jun 19, 2026. Treat that date as your deadline.
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Free account, 1 product
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.
- CVSS
- 10.0 CRITICAL (v4.0, CNA)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
- Weakness (CWE)
- CWE-284
- Known exploited
- Added to CISA KEV Jun 16, 2026; federal remediation due Jun 19, 2026Apply 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.
- EPSS (exploitation in the next 30 days)
- 16.19% (percentile 97)
- Assigned by
- Joomla
- NVD analysis
- Analyzed
- Record last updated
- Jun 20, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla joomlacontenteditor.net:joomla_content_editor_jce_extension_for_joomla (from the name) | 1.0.0-2.9.99.4 | CNA record |
widgetfactorylimited jce widgetfactorylimited:jce | before 2.9.99.5 | NVD |
References
- https://www.joomlacontenteditor.net/product
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48907us-government-resource
- https://www.joomlacontenteditor.net/news/jce-security-update-and-a-free-patch-for-older-sitesrelease-notes, vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.