Chamilo LMS up to 1.11.37 file access

Summaryinfo

A vulnerability classified as problematic was found in Chamilo LMS up to 1.11.37. Affected is an unknown function. The manipulation results in file access. This vulnerability is identified as CVE-2026-33698. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Chamilo LMS up to 1.11.37. Affected is an unknown function. The manipulation with an unknown input leads to a file access vulnerability. CWE is classifying the issue as CWE-552. The product makes files or directories accessible to unauthorized actors, even though they should not be. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Chamilo LMS is a learning management system. Prior to 1.11.38, a chained attack can enable otherwise-blocked PHP code from the main/install/ directory and allow an unauthenticated attacker to modify existing files or create new files where allowed by system permissions. This only affects portals with the main/install/ directory still present and read-accessible. This vulnerability is fixed in 1.11.38.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-33698 since 03/23/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1083.

Upgrading to version 1.11.38 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• Chamilo

Name

• LMS

Version

• 1.11.0
• 1.11.1
• 1.11.2
• 1.11.3
• 1.11.4
• 1.11.5
• 1.11.6
• 1.11.7
• 1.11.8
• 1.11.9
• 1.11.10
• 1.11.11
• 1.11.12
• 1.11.13
• 1.11.14
• 1.11.15
• 1.11.16
• 1.11.17
• 1.11.18
• 1.11.19
• 1.11.20
• 1.11.21
• 1.11.22
• 1.11.23
• 1.11.24
• 1.11.25
• 1.11.26
• 1.11.27
• 1.11.28
• 1.11.29
• 1.11.30
• 1.11.31
• 1.11.32
• 1.11.33
• 1.11.34
• 1.11.35
• 1.11.36
• 1.11.37

License

• open-source

CPE 2.3info

• 🔒
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CPE 2.2info

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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