Vulnerability · CVE-2023-53876
Academy LMS 6.1 contains a file upload vulnerability that allows authenticated users to upload malicious SVG files with stored cross-site scripting payloads.
Published Dec 15, 2025 · catalog updated Apr 7, 2026 · Creativeitem Academy LMS
Last checked Oct 27, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2023-53876. EPSS is 0.25%. Act only if a listed version of Creativeitem Academy LMS is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2025-59562 · Medium
- Severity
- Medium5.1
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.25%
- Remediation
- Vendor / distro source
- Affected products
- vendor Creativeitem Academy LMS 6.1
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.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Creativeitem Academy LMS 6.16.1
How to fix CVE-2023-53876
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in 6.1
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2023-53876. EPSS is 0.25%. Act only if a listed version of Creativeitem Academy LMS is installed.
Which versions are affected?
Compare what you have installed with Creativeitem Academy LMS 6.1 6.1. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.25%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Dec 15, 2025 · EUVD
Detected
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.
Apr 7, 2026 · EUVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2023-53876
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2023-53876
30-day exploitation probability 0.25%
first.org - EUVDVulnerability recordEUVD-2025-203424
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 embeddin
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- CVE.orgOct 27, 2026
- FIRST EPSSOct 26, 2026
- EUVDOct 26, 2026