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CVE-2021-24357

5.4 · MEDIUM
Published Jun 14, 2021 fooplugins CWE-79 EPSS 0.62% (47th pctl)

Overview

CVE-2021-24357 is a medium-severity vulnerability affecting fooplugins foogallery. It was published on June 14, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

In the Best Image Gallery & Responsive Photo Gallery – FooGallery WordPress plugin before 2.0.35, the Custom CSS field of each gallery is not properly sanitised or validated before being being output in the page where the gallery is embed, leading to a stored Cross-Site Scripting issue.

Remediation

Check the references section for vendor advisories and patches from fooplugins. Update foogallery to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
fooplugins foogallery >= 0, < 2.0.35 Affected

Frequently Asked Questions

What is CVE-2021-24357?

CVE-2021-24357 is a medium-severity vulnerability affecting fooplugins foogallery. It was published on June 14, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2021-24357?

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-24357?

Check the references section for vendor advisories and patches from fooplugins. Update foogallery to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-24357?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-24357 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.