CVE-2023-53876

Academy LMS 6.1 Arbitrary File Upload Vulnerability via Profile Settings

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

Creativeitem · Academy LMS

CVSS v4.0 VULNCHECK

5.1 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 NVD

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS

0.25% chance of exploitation in the next 30 days, 15th percentile

Published

2025-12-15

Updated

2026-04-07

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/51702

Security advisories

• https://www.vulncheck.com/advisories/academy-lms-arbitrary-file-upload-vulnerability-via-…
• https://academylms.net

References

• CVE Record
• NVD entry