CVE-2024-1791 CodeMirror Blocks <= 1.2.4 - Authenticated (Contributor+) Stored Cross-Site Scripting
Authenticated contributors can inject arbitrary scripts into WordPress pages via the CodeMirror Blocks plugin, leading to stored XSS attacks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-1791?
CVE-2024-1791 is a medium-severity cross-site scripting vulnerability in vickyagravat CodeMirror Blocks, published on 28 Feb 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The CodeMirror Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Code Mirror block in all versions up to, and including, 1.2.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Weakness: CWE-79
Which versions are affected by CVE-2024-1791?
It affects 1 product.
Products include Vickyagravat Codemirror Blocks.
How do I fix CVE-2024-1791?
No fix has been published for CVE-2024-1791 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-2024-1791 being exploited?
There is no known exploitation of CVE-2024-1791 in the wild and no public exploit code.
Sources
Also known as GHSA-f949-cfvp-v3rg.