{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-115968", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-10-24T00:18:41.994Z", "datePublished": "2026-10-28T14:02:57.496Z", "dateUpdated": "2026-10-28T16:07:03.811Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-10-28T14:02:57.496Z" }, "title": "WordPress Ultimate Member plugin <= 2.13.1 - PHP Object Injection vulnerability", "datePublic": "2026-10-26T13:06:32.000Z", "descriptions": [ { "lang": "en", "value": "Deserialization of Untrusted Data vulnerability in Ultimate Member Ultimate Member ultimate-member allows Object Injection.This issue affects Ultimate Member: from n/a through 2.13.1.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "Deserialization of Untrusted Data vulnerability in Ultimate Member Ultimate Member ultimate-member allows Object Injection.

This issue affects Ultimate Member: from n/a through 2.13.1.

" } ] } ], "affected": [ { "vendor": "Ultimate Member", "product": "Ultimate Member", "packageName": "ultimate-member", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "versions": [ { "version": "0", "versionType": "custom", "status": "affected", "lessThanOrEqual": "2.13.1", "changes": [ { "at": "2.14.0", "status": "unaffected" } ] } ] } ], "references": [ { "url": "https://patchstack.com/database/wordpress/plugin/ultimate-member/vulnerability/wordpress-ultimate-member-plugin-2-13-1-php-object-injection-vulnerability?_s_id=cve", "tags": [ "vdb-entry" ] } ], "credits": [ { "lang": "en", "value": "Ananda Dhakal (Patchstack)", "type": "finder" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-502", "description": "Deserialization of Untrusted Data", "lang": "en", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-586", "descriptions": [ { "lang": "en", "value": "Object Injection" } ] } ], "solutions": [ { "lang": "en", "value": "Update the WordPress Ultimate Member plugin to the latest available version (at least 2.14.0).", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "Update the WordPress Ultimate Member plugin to the latest available version (at least 2.14.0)." } ] } ], "tags": [ "x_open-source" ] }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-28T15:56:48.987963Z", "id": "CVE-2026-115968", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-28T16:07:03.811Z" } } ] } }