CVE-2024-47886 Chamilo: Post-Auth Remote Code Execution
An authenticated administrator can achieve remote code execution via unsafe phar deserialization in the Chamilo LMS virtualization plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-47886?
CVE-2024-47886 is a high-severity unsafe deserialization vulnerability in Chamilo Chamilo Lms, published on 2 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Chamilo is a learning management system. Chamillo is affected by a post-authentication phar unserialize which leads to a remote code execution (RCE) within versions 1.11.12 to 1.11.26. By abusing multiple supported features from the virtualization plugin vchamilo, the vulnerability allows an administrator to execute arbitrary code on the server. This issue has been patched in version 1.11.26.
Weakness: CWE-502
Which versions are affected by CVE-2024-47886?
It affects 1 product.
Products include Chamilo Chamilo Lms.
How do I fix CVE-2024-47886?
No fix has been published for CVE-2024-47886 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2024-47886 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-47886 exists.
Other vulnerabilities in Chamilo Chamilo Lms
Sources
Also known as GHSA-c4fc-vjm9-9mvc.