CVE-2023-53884 Webedition CMS v2.9.8.8 Stored Cross-Site Scripting via SVG Upload
Authenticated attackers can inject arbitrary scripts via malicious SVG uploads in Webedition CMS, leading to script execution when viewed by other users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-53884?
CVE-2023-53884 is a medium-severity cross-site scripting vulnerability in Webedition CMS, published on 15 Dec 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Webedition CMS v2.9.8.8 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG files through the media upload feature to inject and execute arbitrary scripts when the file is viewed by other users.
Weakness: CWE-79
Which versions are affected by CVE-2023-53884?
It affects 1 product.
Products include Webedition Webedition Cms.
How do I fix CVE-2023-53884?
No fix has been published for CVE-2023-53884 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2023-53884 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-53884 exists.
Other vulnerabilities in Webedition CMS
Sources
Also known as GHSA-557f-ppxv-gpgc.