CVE-2021-24427
4.8 · MEDIUMOverview
CVE-2021-24427 is a medium-severity vulnerability affecting boldgrid w3_total_cache. It was published on July 12, 2021 and has a CVSS 3.1 base score of 4.8 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
The W3 Total Cache WordPress plugin before 2.1.3 did not sanitise or escape some of its CDN settings, allowing high privilege users to use JavaScript in them, which will be output in the page, leading to an authenticated Stored Cross-Site Scripting issue
Remediation
Check the references section for vendor advisories and patches from boldgrid. Update w3_total_cache 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 |
|---|---|---|---|
| boldgrid | w3_total_cache | >= 0, < 2.1.3 | Affected |
References
Frequently Asked Questions
What is CVE-2021-24427?
CVE-2021-24427 is a medium-severity vulnerability affecting boldgrid w3_total_cache. It was published on July 12, 2021 and has a CVSS 3.1 base score of 4.8 (MEDIUM).
How severe is CVE-2021-24427?
This vulnerability has a CVSS 3.1 base score of 4.8, 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-2021-24427?
Check the references section for vendor advisories and patches from boldgrid. Update w3_total_cache 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-2021-24427?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-24427 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.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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