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{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – ProfilePress","vendor":"properfraction","versions":[{"lessThanOrEqual":"4.16.12","status":"affected","version":"0","versionType":"semver"}]}],"source":"security@wordfence.com"}],"cveTags":[],"descriptions":[{"lang":"en","value":"The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – ProfilePress plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 4.16.12. This is due to the 'process_checkout' function not properly enforcing the plan active status check when a 'change_plan_sub_id' parameter is provided. This makes it possible for authenticated attackers, with Subscriber-level access and above, to subscribe to inactive membership plans by supplying an arbitrary 'change_plan_sub_id' value in the checkout request."}],"id":"CVE-2026-4949","lastModified":"2026-06-17T10:57:29.340","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"security@wordfence.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-4949","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-04-16T14:19:09.397793Z","version":"2.0.3"}}]},"published":"2026-04-15T23:16:10.383","references":[{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.16.10/src/Admin/SettingsPages/Membership/PlansPage/SettingsPage.php#L107"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.16.10/src/Admin/SettingsPages/Membership/views/add-edit-plan.php#L24"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.16.10/src/Membership/Controllers/CheckoutController.php#L223"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.16.10/src/Membership/Controllers/CheckoutController.php#L239"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.16.10/src/Membership/Models/Subscription/SubscriptionEntity.php#L461"},{"source":"security@wordfence.com","url":"https://plugins.trac.wordpress.org/changeset/3497425/wp-user-avatar#file14"},{"source":"security@wordfence.com","url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/4cc29d32-2727-42df-bd42-2caf0f182c0e?source=cve"}],"sourceIdentifier":"security@wordfence.com","vulnStatus":"Deferred","weaknesses":[{"description":[{"lang":"en","value":"CWE-862"}],"source":"security@wordfence.com","type":"Secondary"}]}