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CVE-2021-24427

MEDIUM 4.8 CVSS 3.1
Published
July 12, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
contact@wpscan.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

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

Affected WordPress components

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • BoldGrid W3 Total Cache — From 2.1.3 (including) to 2.1.3 (excluding)
  • boldgrid w3_total_cache — Before 2.1.3

References

  • m0ze.ru https://m0ze.ru/vulnerability/%5B2021-04-25%5D-%5BWordPress%5D-%5BCWE-79%5D-W3-Total-Cache-WordPress-Plugin-v2.1.2.txt
  • wpscan.com https://wpscan.com/vulnerability/5da5ce9a-82a6-404f-8dec-795d7905b3f9 Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record