CVE-2018-25158 Chamilo LMS 1.11.8 Arbitrary File Upload via elfinder
Authenticated attackers can upload and execute PHP files via the elfinder module in Chamilo LMS, leading to arbitrary code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-25158?
CVE-2018-25158 is a high-severity vulnerability in Chamilo Chamillo LMS, published on 20 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Chamilo LMS 1.11.8 contains an arbitrary file upload vulnerability that allows authenticated users to upload and execute PHP files through the elfinder filemanager module. Attackers can upload files with image headers in the social myfiles section, rename them to PHP extensions, and execute arbitrary code by accessing the uploaded files.
Weakness: CWE-434
Which versions are affected by CVE-2018-25158?
How do I fix CVE-2018-25158?
No fix has been published for CVE-2018-25158 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-25158 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25158 exists.
Sources
Also known as GHSA-59vc-4mm8-j289.