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CVE-2021-24841

MEDIUM 4.8 CVSS 3.1
Published
November 17, 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 Helpful WordPress plugin before 4.4.59 does not sanitise and escape some of its settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability 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 Helpful — From 4.4.59 (including) to 4.4.59 (excluding)
  • helpful_project helpful — Before 4.4.59

References

  • mikadmin.fr https://mikadmin.fr/tech/XSS-Stored-Helpful-5b10bc7f40ab319f9797eb4abad4f420660.pdf Exploit, Third Party Advisory
  • wpscan.com https://wpscan.com/vulnerability/55d11acf-8c47-40da-be47-24f74fd7566e Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record