CVE-2024-8990 Cross-site scripting in Geo Mashup
Authenticated attackers can inject arbitrary web scripts via a shortcode, leading to script execution when other users view the page.
- 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-2024-8990?
CVE-2024-8990 is a medium-severity cross-site scripting vulnerability in cyberhobo Geo Mashup, published on 1 Oct 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Geo Mashup plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's geo_mashup_visible_posts_list shortcode in all versions up to, and including, 1.13.13 due to insufficient input sanitization and output escaping on user supplied attributes. 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-2024-8990?
How do I fix CVE-2024-8990?
No fix has been published for CVE-2024-8990 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-2024-8990 being exploited?
There is no known exploitation of CVE-2024-8990 in the wild and no public exploit code.
Sources
Also known as GHSA-4hhh-j69q-9jfh.