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CVE-2021-24545

MEDIUM 5.4 CVSS 3.1
Published
October 11, 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:L/UI:R/S:C/C:L/I:L/A:N

Description

The WP HTML Author Bio WordPress plugin through 1.2.0 does not sanitise the HTML allowed in the Bio of users, allowing them to use malicious JavaScript code, which will be executed when anyone visit a post in the frontend made by such user. As a result, user with a role as low as author could perform Cross-Site Scripting attacks against users, which could potentially lead to privilege escalation when an admin view the related post/s.

Affected products and versions

  • Unknown WP HTML Author Bio — From 1.2.0 (including) to 1.2.0 (including)
  • wp_html_author_bio_project wp_html_author_bio — Up to and including 1.2.0

References

  • wpscan.com https://wpscan.com/vulnerability/64267134-9d8c-4e0c-b24f-d18692a5775e Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record