CVE-2026-33737CWE-611

Chamilo LMS has an XML External Entity (XXE) Injection

Medium · published April 10, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
31.1
In the wild
Unconfirmed
What it is

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, multiple files use simplexml_load_string() without XXE protection. With LIBXML_NOENT flag, arbitrary server files can be read. This vulnerability is fixed in 1.11.38 and 2.0.0-RC.3.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00383 · 31.1th percentile
Weakness
CWE-611 · Improper Restriction of XML External Entity Reference
Published
2026-04-10T19:05Z
EPSS history
Timeline
  • 10 APR 19:05Z
    Chamilo LMS has an XML External Entity (XXE) Injection
    cvelistv5