CVE-2025-55289

HIGH

8.8

Descricao

Chamilo is a learning management system. Prior to version 1.11.34, there is a stored XSS vulnerability in Chamilo LMS (Verison 1.11.32) allows an attacker to inject arbitrary JavaScript into the platform’s social network and internal messaging features. When viewed by an authenticated user (including administrators), the payload executes in their browser within the LMS context. This enables full account takeover via session hijacking, unauthorized actions with the victim’s privileges, exfiltration of sensitive data, and potential self-propagation to other users. This issue has been patched in version 1.11.34.

Detalhes CVE

Pontuacao CVSS v3.18.8

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado3/6/2026

Ultima modificacao3/9/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

chamilo:chamilo_lms

Fraquezas (CWE)

CWE-79

Referencias

https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.34(security-advisories@github.com)

https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-cchj-3qmf-82j5(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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