What’s Vulnerable › Vulnerabilities

CVE-2023-53876: Academy LMS 6.1 Arbitrary File Upload Vulnerability via Profile Settings

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-15 · updated 2026-06-17
• Weakness: CWE-434

Description

Academy LMS 6.1 contains a file upload vulnerability that allows authenticated users to upload malicious SVG files with stored cross-site scripting payloads. Attackers can inject malicious scripts through the profile avatar upload feature by modifying file extensions and embedding executable JavaScript code.

Affected products

• Academy LMS: 6.1

References

• https://academylms.net/
• https://www.exploit-db.com/exploits/51702
• https://www.vulncheck.com/advisories/academy-lms-arbitrary-file-upload-vulnerability-via-profile-settings
• https://www.exploit-db.com/exploits/51702

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