High severity · published Mar 2, 2026
CVE-2025-52482
Chamilo: Stored XSS in glossary function via /main/glossary/index.php trigger in /main/tracking/course_log_resources.php
8.3
CVSS
0.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:L
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
High
Integrity
High
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
chamilo-lms · chamilo
< 1.11.30 · source: vendor
CL
Chamilo Lms · Chamilo
before 1.11.30 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-52482
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-52482
Patch
https://github.com/chamilo/chamilo-lms/commit/241c569dde0ad0e34d558ae51271f70438189b0e
Patch
https://github.com/chamilo/chamilo-lms/commit/82cc07edd8ef316e6b36da7c501120d5c0aeb151
Patch
https://github.com/chamilo/chamilo-lms/commit/f9150075246df4ed9755a4a150e25edb468767be
Product
https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30
Exploit
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-4wcp-3rh3-7wm4
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