What’s Vulnerable › Vulnerabilities

CVE-2018-25158: Chamilo LMS 1.11.8 Arbitrary File Upload via elfinder

• Severity: high (CVSS 8.8 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: 2026-02-20 · updated 2026-06-17
• Weakness: CWE-434

Description

Chamilo LMS 1.11.8 contains an arbitrary file upload vulnerability that allows authenticated users to upload and execute PHP files through the elfinder filemanager module. Attackers can upload files with image headers in the social myfiles section, rename them to PHP extensions, and execute arbitrary code by accessing the uploaded files.

Affected products

• Chamilo Chamillo LMS: from Chamilo 1.11.8 or lower through 1.8

References

• https://github.com/chamilo/chamilo-lms
• https://www.exploit-db.com/exploits/47423
• https://www.vulncheck.com/advisories/chamilo-lms-arbitrary-file-upload-via-elfinder

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