Arbitrary file upload in Metaventis Gmbh Edu-Sharing

CVE-2024-28147

An authenticated user can upload arbitrary files in the upload function for collection preview images. An attacker may upload an HTML file that includes malicious JavaScript code which will be executed if a user visits the direct URL of the collection preview image (Stored Cross Site Scripting). It is also possible to upload SVG files that include nested XML entities. Those are parsed when a user visits the direct URL of the collection preview image, which may be utilized for a Denial of Service attack. This issue affects edu-sharing: <8.0.8-RC2, <8.1.4-RC0, <9.0.0-RC19.

Vulnerability class: Unrestricted File Upload

EPSS: 0.008 (54.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-28147?
CVE-2024-28147 is a high-severity vulnerability in Metaventis Gmbh Edu-Sharing, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.4/10. Published 2024-06-20.
How severe is CVE-2024-28147?
High severity. CVSS v3 base score is 7.4 out of 10.