CVE-2023-4460 Uploading SVG, WEBP and ICO files <= 1.2.1 - Author+ Stored XSS via SVG
Authors can upload malicious SVG files to execute stored XSS payloads in the WordPress admin interface.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-4460?
CVE-2023-4460 is a medium-severity cross-site scripting vulnerability in Unknown Uploading SVG, WEBP and ICO files, published on 4 Dec 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The Uploading SVG, WEBP and ICO files WordPress plugin through 1.2.1 does not sanitise uploaded SVG files, which could allow users with a role as low as Author to upload a malicious SVG containing XSS payloads.
Weakness: CWE-79
Which versions are affected by CVE-2023-4460?
It affects 1 product.
Products include Uploading Svg\, Webp and Ico Files Project Uploading Svg\, Webp and Ico Files.
How do I fix CVE-2023-4460?
No fix has been published for CVE-2023-4460 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-2023-4460 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4460 exists.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Unknown Uploading SVG, WEBP and ICO files
Sources
Also known as GHSA-5w5f-8x6p-gxf4.