Vulnerability Description
The W3 Total Cache WordPress plugin before 2.1.4 was vulnerable to a reflected Cross-Site Scripting (XSS) security vulnerability within the "extension" parameter in the Extensions dashboard, which is output in an attribute without being escaped first. This could allow an attacker, who can convince an authenticated admin into clicking a link, to run malicious JavaScript within the user's web browser, which could lead to full site compromise.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Boldgrid | W3 Total Cache | < 2.1.4 |
Related Weaknesses (CWE)
References
- https://wpscan.com/vulnerability/05988ebb-7378-4a3a-9d2d-30f8f58fe9efExploitThird Party Advisory
- https://wpscan.com/vulnerability/05988ebb-7378-4a3a-9d2d-30f8f58fe9efExploitThird Party Advisory
FAQ
What is CVE-2021-24436?
CVE-2021-24436 is a vulnerability with a CVSS score of 6.1 (MEDIUM). The W3 Total Cache WordPress plugin before 2.1.4 was vulnerable to a reflected Cross-Site Scripting (XSS) security vulnerability within the "extension" parameter in the Extensions dashboard, which is ...
How severe is CVE-2021-24436?
CVE-2021-24436 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-24436?
Check the references section above for vendor advisories and patch information. Affected products include: Boldgrid W3 Total Cache.