blogsafe.org My Downloads

BlogSafe.org

WordPress CVEs

Search and review WordPress-related vulnerability records.

← Back to CVE list

CVE-2021-24789

MEDIUM 4.8 CVSS 3.1
Published
November 1, 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 Flat Preloader WordPress plugin before 1.5.5 does not escape some of its settings when outputting them in attribute in the frontend, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed

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

  • Unknown Flat Preloader — From 1.5.5 (including) to 1.5.5 (excluding)
  • flat_preloader_project flat_preloader — Before 1.5.5

References

  • wpscan.com https://wpscan.com/vulnerability/e8550ccd-3898-4e27-aca9-ade89823ff4d Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record