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CVE-2025-52482

Chamilo Lms cross-site scripting (XSS)

8.3 HIGHPublic exploitEPSS 0.38%
  1. Published2 Mar 2026

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredHigh
User interactionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:L

Affected products

Chamilo Lms< 1.11.30

Remediation

Fixed in
Chamilo Lms≥ 1.11.30

References

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Frequently asked

Is CVE-2025-52482 being actively exploited?

CVE-2025-52482 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.38%.

How severe is CVE-2025-52482?

CVE-2025-52482 has a CVSS 3.1 base score of 8.3, rated high. EPSS estimates a 0.38% probability of exploitation.

Which products are affected by CVE-2025-52482?

Affected products include Chamilo Lms.

How do I fix CVE-2025-52482?

Upgrade affected software to a fixed version, for example Chamilo Lms 1.11.30 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-52482 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.