CVE-2020-36769 Widget Settings Importer/Exporter Plugin <= 1.5.3 - Unauthorized Widget Import to Stored Cross-Site Scripting
Authenticated attackers can inject arbitrary scripts via widget import, 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-2020-36769?
CVE-2020-36769 is a high-severity cross-site scripting vulnerability in kevinlangleyjr Widget Settings Importer/Exporter, published on 23 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Widget Settings Importer/Exporter Plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the wp_ajax_import_widget_dataparameter AJAX action in versions up to, and including, 1.5.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with subscriber-level permissions 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-2020-36769?
It affects 1 product.
Products include Porternovelli Widget Settings Importer\/Exporter.
How do I fix CVE-2020-36769?
No fix has been published for CVE-2020-36769 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-2020-36769 being exploited?
There is no known exploitation of CVE-2020-36769 in the wild and no public exploit code.
Sources
Also known as GHSA-hgpj-j8q9-2gfm.