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vuln-cve/data/2026/3xxx/CVE-2026-3688.json
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{
"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 – 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 – 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"
}
}
]
}
}