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    CVE-2026-14936

    The Simple Membership WordPress plugin before 4.7.7 does not verify that a PayPal payment notification was sent to the site's own configured merchant account before activating a membership, allowing unauthenticated users to activate or extend a membership using a payment made to an arbitrary PayPal account they control.

    Published:Aug 6, 2026
    Last Modified:Aug 8, 2026
    EPS:Aug 6, 2026
    EPSS Score:0.00156
    CVSS Score:5.3

    Affected Products

    Vendor
    Simple-membership-plugin
    Product
    Simple Membership
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-15931 (CVSS 6.1) — The Simple Membership WordPress plugin before 4.7.8 does not sanitise a subscriber name value received from an…
    CVE-2026-15930 (CVSS 9.4) — The Simple Membership WordPress plugin before 4.7.8 does not verify whether user creation failed during regist…
    CVE-2024-11088 (CVSS 5.3) — The Simple Membership plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up …
    CVE-2024-49682 (CVSS 4.7) — URL Redirection to Untrusted Site ('Open Redirect') vulnerability in wp.insider Simple Membership simple-membe…
    CVE-2023-41957 (CVSS 8.6) — Improper Privilege Management vulnerability in smp7, wp.Insider Simple Membership allows Privilege Escalation.…
    CVE-2023-41956 (CVSS 8.8) — Improper Authentication vulnerability in smp7, wp.Insider Simple Membership.This issue affects Simple Membersh…
    CVE-2024-4383 (CVSS 6.4) — The Simple Membership plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'swpm…
    CVE-2024-3730 (CVSS 5.4) — The Simple Membership plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'swpm…
    CVE-2024-1985 (CVSS 4.7) — The Simple Membership plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Display Name'…
    CVE-2024-22308 (CVSS 3.4) — URL Redirection to Untrusted Site ('Open Redirect') vulnerability in smp7, wp.Insider Simple Membership.This i…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High