Login Request a demo
High severity · published Jan 4, 2021
CVE-2020-36156
An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Authenticated Privilege Escalation via Profile Update
8.8
CVSS
2.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UM
Ultimate Member · Ultimatemember
before 2.1.12 · source: NVD
Affected product
UM
Ultimate Member
Ultimatemember
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36156
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36156
Release Notes
https://wordpress.org/plugins/ultimate-member/#developers
Exploit
https://wpscan.com/vulnerability/dd4c4ece-7206-4788-8747-f0c0f3ab0a53
Exploit
https://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/
More from Ultimate Member
9.8
CVE-2024-1071
The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to SQL Injection via the…
9.8
CVE-2023-3460
The Ultimate Member WordPress plugin before 2.6.7 does not prevent visitors from creating user accounts with arbitrary capabilities, effectively allowing attackers to create…
9.8
CVE-2020-36157
An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Roles
9.8
CVE-2020-36155
An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Meta
8.8
CVE-2023-31216
Cross-Site Request Forgery (CSRF) vulnerability in Ultimate Member plugin <= 2.6.0 versions