{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3688", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-03-06T23:43:39.850Z", "datePublished": "2026-07-08T11:35:40.708Z", "dateUpdated": "2026-07-08T15:01:02.908Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-07-08T11:35:40.708Z"}, "affected": [{"vendor": "wclovers", "product": "WCFM Membership \u2013 WooCommerce Memberships for Multivendor Marketplace", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "2.11.10", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The WCFM Membership \u2013 WooCommerce Memberships for Multivendor Marketplace plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.11.10. This is due to the 'wcfmvm_membership_change' AJAX action not validating user permission to modify other users. This makes it possible for authenticated attackers, with vendor level access and above, to change any user's role to 'wcfm_vendor' by changing their membership plan."}], "title": "WCFM - WooCommerce Multivendor Membership <= 2.11.10 - Insecure Direct Object Reference to Limited Privilege Escalation via User Role Overwrite", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/8a934ccd-9330-4585-9994-838940d24980?source=cve"}, {"url": "https://plugins.trac.wordpress.org/changeset/3520777/wc-multivendor-membership"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-639 Authorization Bypass Through User-Controlled Key", "cweId": "CWE-639", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "baseScore": 8.1, "baseSeverity": "HIGH"}}], "credits": [{"lang": "en", "type": "finder", "value": "Osvaldo Noe Gonzalez Del Rio (Os)"}], "timeline": [{"time": "2026-01-10T00:00:00.000Z", "lang": "en", "value": "Discovered"}, {"time": "2026-03-07T00:00:35.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-07-07T23:34:27.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-08T15:00:56.429002Z", "id": "CVE-2026-3688", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-08T15:01:02.908Z"}}]}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.11.10]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "WCFM Membership \u2013 WooCommerce Memberships for Multivendor Marketplace", "source": "cna", "vendor": "wclovers"}, "product": "wcfm_membership_\u2013_woocommerce_memberships_for_multivendor_marketplace", "vendor": "wclovers"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "wordpress", "vendor": "wordpress"}], "created": "2026-07-08T13:30:03.086598+00:00", "updated": "2026-07-08T13:30:03.086653+00:00", "vendors": ["wclovers", "wclovers$PRODUCT$wcfm_membership_\u2013_woocommerce_memberships_for_multivendor_marketplace", "wordpress", "wordpress$PRODUCT$wordpress"]}