What’s Vulnerable › Vulnerabilities

CVE-2026-1106: Chamilo LMS Legal Consent SocialController.php deleteLegal improper authorization

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-18 · updated 2026-06-17
• Weakness: CWE-266

Description

A security flaw has been discovered in Chamilo LMS up to 2.0.0 Beta 1. This issue affects the function deleteLegal of the file src/CoreBundle/Controller/SocialController.php of the component Legal Consent Handler. Performing a manipulation of the argument userId results in improper authorization. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• chamilo-lms: before 2.0.0; 2.0.0-alpha1, 2.0.0-alpha2, 2.0.0-alpha3, 2.0.0-alpha4, 2.0.0-alpha5, 2.0.0-beta1 — fixed in 2.0.0

How to fix

Upgrade to a fixed version: chamilo-lms 2.0.0. Check the vendor advisory for mitigations.

References

• https://note-hxlab.wetolink.com/share/w92t1Q0a74Gj
• https://vuldb.com/?ctiid.341698
• https://vuldb.com/?id.341698
• https://vuldb.com/?submit.731510

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