---
title: "CVE-2026-45144: Chamilo LMS - Stored XSS"
description: "Chamilo LMS 2.0.0 to 2.0.1 contains a stored XSS caused by unsanitized user-editable profile fields rendered with autoescape disabled, letting ROLE_STUDENT attackers execute scripts in visitors' browsers, exploit requires self-registration enabled."
url: https://panop.io/threat-heartbeat/CVE-2026-45144/
---

# CVE-2026-45144 Chamilo LMS - Stored XSS

Chamilo LMS 2.0.0 to 2.0.1 contains a stored XSS caused by unsanitized user-editable profile fields rendered with autoescape disabled, letting ROLE\_STUDENT attackers execute scripts in visitors' browsers, exploit requires self-registration enabled.

CVSS base score 8.9 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.23% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-45144)

## Details

Type

Stored XSS

Impact

Client Script Exec, Information Disclosure

CVSS vector

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

Published

30 October 2026

Updated

1 November 2026

Weakness

[CWE-79](https://cwe.mitre.org/data/definitions/79.html)

## Vendor fix

Update to version 2.0.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-45144](https://nvd.nist.gov/vuln/detail/CVE-2026-45144)
- [https://github.com/chamilo/chamilo-lms/commit/0ba260a851ef48506814baa7a20534c8f0c35057](https://github.com/chamilo/chamilo-lms/commit/0ba260a851ef48506814baa7a20534c8f0c35057)
- [https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.1](https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.1)
- [https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-9833-c7cj-x9xm](https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-9833-c7cj-x9xm)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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