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CVE-2020-36156

HIGH 8.8 CVSS 3.1
Published
January 4, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
cve@mitre.org
Weakness
CWE-269
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Authenticated Privilege Escalation via Profile Update. Any user with wp-admin access to the profile.php page could supply the parameter um-role with a value set to any role (e.g., Administrator) during a profile update, and effectively escalate their privileges.

Affected WordPress components

  • Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin Plugin · ultimate-member
    Confirmed match Active
    Versions not specified
    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

  • n/a n/a — Versions not specified
  • ultimatemember ultimate_member — Before 2.1.12

References

  • wordpress.org https://wordpress.org/plugins/ultimate-member/#developers Release Notes, Third Party Advisory
  • wpscan.com https://wpscan.com/vulnerability/dd4c4ece-7206-4788-8747-f0c0f3ab0a53 Exploit, Third Party Advisory
  • www.wordfence.com https://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/ Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record