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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.

PUBLISHED Reserved 2026-01-17 | Published 2026-01-18 | Updated 2026-01-18 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 5.4CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
5.5AV:N/AC:L/Au:S/C:N/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Improper Authorization

Incorrect Privilege Assignment

Product status

2.0.0 Beta 1
affected

Timeline

2026-01-17:Advisory disclosed
2026-01-17:VulDB entry created
2026-01-17:VulDB entry last update

Credits

angelkate (VulDB User) reporter

References

vuldb.com/?id.341698 (VDB-341698 | Chamilo LMS Legal Consent SocialController.php deleteLegal improper authorization) vdb-entry technical-description

vuldb.com/?ctiid.341698 (VDB-341698 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.731510 (Submit #731510 | Chamilo LMS <= v2.0.0 Beta 1 SocialController IDOR - Legal Consent Data Manipulat) third-party-advisory

note-hxlab.wetolink.com/share/w92t1Q0a74Gj exploit

cve.org (CVE-2026-1106)

nvd.nist.gov (CVE-2026-1106)

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