CVE-2025-59573 WordPress Cozy Blocks Plugin <= 2.1.29 - Content Injection Vulnerability
An attacker can inject malicious scripts into web pages via the Cozy Blocks plugin, potentially executing code in user browsers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-59573?
CVE-2025-59573 is a medium-severity cross-site scripting vulnerability in CozyThemes Cozy Blocks, published on 22 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in CozyThemes Cozy Blocks cozy-addons allows Code Injection.This issue affects Cozy Blocks: from n/a through <= 2.1.29.
Weakness: CWE-80
Which versions are affected by CVE-2025-59573?
How do I fix CVE-2025-59573?
No fix has been published for CVE-2025-59573 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-2025-59573 being exploited?
There is no known exploitation of CVE-2025-59573 in the wild and no public exploit code.
Sources
Also known as GHSA-gjw6-q3rj-vmv6.