CVE-2024-5520
OpenCMS Cross-Site Scripting vulnerability
6.4
MEDIUM
CVSS 3.1
EPSS 0.17%
Description
Two Cross-Site Scripting vulnerabilities have been discovered in Alkacon's OpenCMS affecting version 16, which could allow a user: with sufficient privileges to create and modify web pages through the admin panel, can execute malicious JavaScript code, after inserting code in the `title` field. Another could having the roles of gallery editor or VFS resource manager will have the permission to upload images in the .svg format containing JavaScript code. The code will be executed the moment another user accesses the image.
How to fix CVE-2024-5520
To remediate CVE-2024-5520, upgrade the affected package to a fixed version below.
- —upgrade to 17.0 or later
Is CVE-2024-5520 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 16.0, < 17.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N |