CVE-2025-2594

The User Registration & Membership  WordPress plugin before 4.1.3 does not properly validate data in an AJAX action when the Membership Addon is enabled, allowing attackers to authenticate as any user, including administrators, by simply using the target account's user ID.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
WPScanCNA
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CISA-ADPADP
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 83%
VendorProductVersion
wpeverestuser_registration_\&_membership
𝑥
< 4.1.3
wpeverestuser_registration_\&_membership
𝑥
< 5.1.3
𝑥
= Vulnerable software versions
References
https://wpscan.com/vulnerability/1c1be47a-d5c0-4ac1-b9fd-475b382a7d8f/