CVE-2026-48907 Details.
Joomla! JCE extension < 2.9.99.5 unauthenticated RCE
Atlas does not check this one. Needs requests that change data.
To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check.
About CVE-2026-48907. What It Means.
Joomla JCE editor extension contains an unrestricted file upload vulnerability caused by allowing unauthenticated users to create new editor profiles, letting attackers upload and execute PHP code remotely, exploit requires no authentication.
Affected Product. What Is Hit.
- Vendor
- joomlacontenteditor
- Product
- Joomlacontenteditor JCE
FAQ
Common Questions.
Joomla! JCE extension < 2.9.99.5 unauthenticated RCE. Joomla JCE editor extension contains an unrestricted file upload vulnerability caused by allowing unauthenticated users to create new editor profiles, letting attackers upload and execute PHP code remotely, exploit requires no authentication.
No. To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check. The facts about CVE-2026-48907 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
Yes. CVE-2026-48907 is on the CISA Known Exploited Vulnerabilities list, which means attackers have used it against real targets.
Update Joomlacontenteditor JCE to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-48907. Atlas does not run a check for it, so nothing here says whether a particular site is affected.