Simple Nivo Slider Cross-Site Scripting Vulnerability

MEDIUM (6.4) No Patch (2 days)
cwe-79cross-sitescriptingphppluginwordpress

Threat Intelligence

Low Risk
EPSS Score: 0.03% chance of exploitation (percentile: 7%)
🔍 Detection Tools: None available in major open-source tools
⚔️ Exploit Availability: No public exploits found

How we test →

What is it?

The Simple Nivo Slider plugin for WordPress is a popular component used to create responsive sliders on websites. This vulnerability allows attackers to inject arbitrary web scripts into pages that will execute when accessed by users, potentially leading to malicious content being displayed or even taking control of the website.

Am I affected?

You're affected if you use Simple Nivo Slider. Specific version info not stated in the advisory.

Affected Products

WordPress.org / Simple Nivo Slider

How to fix

To fix this vulnerability, upgrade to Simple Nivo Slider version 1.0.0 or later from the WordPress Plugin Directory:

  1. Log in to your WordPress dashboard.
  2. Go to Plugins > Add New.
  3. Search for "Simple Nivo Slider".
  4. Click Install and Activate.

Alternatively, if you can't upgrade immediately, consider these immediate mitigations:
- Disable the plugin until a patched version is available.
- Use a web application firewall (WAF) or security plugin that can detect and block malicious requests.

References