8.1
High
CVE-2026-11963 The User Registration & Membership WordPress plugin before 5.2.2 does not perform an authorization check on a…
Description
The User Registration & Membership WordPress plugin before 5.2.2 does not perform an authorization check on a membership-upgrade action and derives the user to modify from a caller-supplied identifier instead of the current user, allowing any authenticated user such as a subscriber to change another user's WordPress role and membership tier.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| User Registration & Membership 5.2 | earliest → < 5.2.2 | 5.2.2 |
Other CVEs of User Registration & Membership
The 14 CVEs of User Registration & Membership →
CVE-2026-80072
The User Registration & Membership WordPress plugin before 5.2.8 does not validate the destination of a post-login…
4.7
Medium
CVE-2026-86406
The User Registration & Membership WordPress plugin before 5.2.8 does not check the capability of the user making a…
7.5
High
CVE-2026-86407
The User Registration & Membership WordPress plugin before 5.2.8 does not verify that the visitor requesting its…
3.7
Low
CVE-2026-80071
The User Registration & Membership WordPress plugin before 5.2.8 does not properly restrict who may author a membership…
7.2
High