CVE-2024-9521 SEO Manager <= 1.9 - Authenticated (Contributor+) Stored Cross-Site Scripting via Post Meta
Authenticated contributors can inject arbitrary scripts via post meta, leading to stored XSS execution for other users.
- 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-2024-9521?
CVE-2024-9521 is a medium-severity cross-site scripting vulnerability in india-web-developer SEO Manager, published on 16 Oct 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The SEO Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via post meta in versions up to, and including, 1.9 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions 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-2024-9521?
How do I fix CVE-2024-9521?
No fix has been published for CVE-2024-9521 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-2024-9521 being exploited?
There is no known exploitation of CVE-2024-9521 in the wild and no public exploit code.
Sources
Also known as GHSA-fr85-7j9q-8cxc.