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CVE-2021-24533

MEDIUM 4.8 CVSS 3.1
Published
August 23, 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 Maintenance WordPress plugin before 4.03 does not sanitise or escape some of its settings, allowing high privilege users such as admin to se Cross-Site Scripting payload in them (even when the unfiltered_html capability is disallowed), which will be triggered in the frontend

Affected WordPress components

  • Maintenance Plugin · maintenance
    Confirmed match Active
    Before 4.03; From 4.03 (including) to 4.03 (excluding)
    View on WordPress.org

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 Maintenance — From 4.03 (including) to 4.03 (excluding)
  • webfactoryltd maintenance — Before 4.03

References

  • wpscan.com https://wpscan.com/vulnerability/174b2119-b806-4da4-a23d-c19b552c86cb Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record