Medium severity · published Dec 15, 2025
CVE-2023-53876
Academy LMS 6.1 Arbitrary File Upload Vulnerability via Profile Settings
5.4
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 16% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AL
Academy LMS · Creativeitem
6.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-53876
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-53876
Product
https://academylms.net/
Exploit
https://www.exploit-db.com/exploits/51702
Third Party Advisory
https://www.vulncheck.com/advisories/academy-lms-arbitrary-file-upload-vulnerability-via-profile-settings
More from Academy LMS
9.8
CVE-2023-4974
A vulnerability was found in Academy LMS 6.2
9.4
CVE-2025-56749
Creativeitem Academy LMS up to and including 6.14 uses a hardcoded default JWT secret for token signing
8.8
CVE-2022-47132
A Cross-Site Request Forgery (CSRF) in Academy LMS before v5.10 allows attackers to arbitrarily add Administrator users
6.5
CVE-2025-56747
Creativeitem Academy LMS up to and including 5.13 contains a privilege escalation vulnerability in the Api_instructor controller where regular authenticated users can access…
6.4
CVE-2025-56748
Creativeitem Academy LMS up to and including 5.13 uses predictable password reset tokens based on Base64 encoded templates without rate limiting, allowing brute force attacks to…