CVE-2025-52482 Cross-site scripting in chamilo-lms
Teachers can inject malicious JavaScript into the glossary, potentially compromising administrator accounts in Chamilo LMS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-52482?
CVE-2025-52482 is a high-severity cross-site scripting vulnerability in Chamilo Chamilo Lms, published on 2 Mar 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Chamilo is a learning management system. Prior to version 1.11.30, a Stored XSS vulnerability exists in the glossary function, enabling all users with the Teachers role to inject JavaScript malicious code against the administrator. This issue has been patched in version 1.11.30.
Weakness: CWE-79
Which versions are affected by CVE-2025-52482?
It affects 1 product.
Products include Chamilo Chamilo Lms.
How do I fix CVE-2025-52482?
No fix has been published for CVE-2025-52482 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-52482 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-52482 exists.
Other vulnerabilities in Chamilo Chamilo Lms
Sources
Also known as GHSA-4wcp-3rh3-7wm4.