CVE-2026-48939 Details.
Joomla iCagenda < 3.9.10 - Unauthenticated Arbitrary File Upload 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-2026-48939. What It Means.
iCagenda extension for Joomla contains an unrestricted file upload vulnerability in the file attachment feature, letting attackers upload and execute arbitrary PHP code, exploit requires no special privileges.
Affected Product. What Is Hit.
- Vendor
- joomlic
- Product
- Joomlic iCagenda
References. Where To Read More.
FAQ
Common Questions.
Joomla iCagenda < 3.9.10 - Unauthenticated Arbitrary File Upload RCE. iCagenda extension for Joomla contains an unrestricted file upload vulnerability in the file attachment feature, letting attackers upload and execute arbitrary PHP code, exploit requires no special privileges.
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-2026-48939 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
Yes. CVE-2026-48939 is on the CISA Known Exploited Vulnerabilities list, which means attackers have used it against real targets.
Update Joomlic iCagenda 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-2026-48939. Atlas does not run a check for it, so nothing here says whether a particular site is affected.