CVE-2025-26153

MEDIUM

Chamilo LMS <1.11.28 - XSS

Title source: llm

Description

A Stored XSS vulnerability exists in the message compose feature of Chamilo LMS 1.11.28. Attackers can inject malicious scripts into messages, which execute when victims, such as administrators, reply to the message.

Exploits (1)

nomisec WORKING POC

by mexeck88 · poc

https://github.com/mexeck88/CSRF-via-stored-XSS-for-PrivEsc

View Code ZIP pw:eip

References (3)

[Various Sources] https://gist.github.com/NoSpaceAvailable/234acdf57b5d7b29b2f39090c1686bc8

[Patch] https://github.com/chamilo/chamilo-lms/commit/beb07770d674fcc9db6df0e59aab107678c28682

[Patch] https://github.com/chamilo/chamilo-lms/commit/d5c29cf39ac30d7364a52bba4036c3e870412066

Scores

CVSS v3 5.4

EPSS 0.0014

EPSS Percentile 33.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79

Status published

Published Apr 16, 2025

Tracked Since Feb 18, 2026