CVE-2026-48907
Widget Factory Joomla Content Editor Improper Access Control Vulnerability
Widget Factory Joomla Content Editor
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.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 16 June 2026. US federal agencies were required to remediate it by 19 June 2026.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 55.9%, which is higher than 98.9% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2026-48907 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2026-48907.
What does CVE-2026-48907 affect?
CVE-2026-48907 affects Widget Factory Joomla Content Editor. 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 is rated CRITICAL with a CVSS base score of 9.8. EPSS puts the probability of exploitation in the next 30 days at 55.9%, higher than 98.9% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 19 June 2026.
How should organisations respond to CVE-2026-48907?
Apply the vendor patch for Widget Factory Joomla Content Editor as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.