CVE-2026-38948 Cross-site scripting in n/a
An authenticated user can upload malicious SVG files to execute arbitrary scripts, potentially leading to session hijacking or code execution.
- 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-2026-38948?
CVE-2026-38948 is a medium-severity cross-site scripting vulnerability in n/a, published on 28 Apr 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Cross-Site Scripting (XSS) vulnerability exists in FUEL CMS v1.5.2 and before within the asset upload functionality. The application fails to properly sanitize uploaded SVG files, allowing a low-privileged authenticated user to upload a crafted SVG file containing malicious code.
Weakness: CWE-79
Which versions are affected by CVE-2026-38948?
How do I fix CVE-2026-38948?
No fix has been published for CVE-2026-38948 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-2026-38948 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-38948 exists.
Sources
Also known as GHSA-rg2j-x79h-5v2w.