{"api_version":"1","generated_at":"2026-04-24T01:11:16+00:00","cve":"CVE-2021-39321","urls":{"html":"https://cve.report/CVE-2021-39321","api":"https://cve.report/api/cve/CVE-2021-39321.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-39321","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-39321"},"summary":{"title":"CVE-2021-39321","description":"Version 3.3.23 of the Sassy Social Share WordPress plugin is vulnerable to PHP Object Injection via the wp_ajax_heateor_sss_import_config AJAX action due to deserialization of unvalidated user supplied inputs via the import_config function found in the ~/admin/class-sassy-social-share-admin.php file. This can be exploited by underprivileged authenticated users due to a missing capability check on the import_config function.","state":"PUBLIC","assigner":"security@wordfence.com","published_at":"2021-10-21 20:15:00","updated_at":"2021-10-25 19:58:00"},"problem_types":["CWE-502","CWE-863"],"metrics":[],"references":[{"url":"https://www.wordfence.com/blog/2021/10/vulnerability-patched-in-sassy-social-share-plugin/","name":"https://www.wordfence.com/blog/2021/10/vulnerability-patched-in-sassy-social-share-plugin/","refsource":"MISC","tags":[],"title":"Vulnerability Patched in Sassy Social Share Plugin","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39321","name":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39321","refsource":"MISC","tags":[],"title":"Vulnerability Advisories - Wordfence","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://plugins.trac.wordpress.org/changeset/2600464/sassy-social-share/trunk/admin/class-sassy-social-share-admin.php","name":"https://plugins.trac.wordpress.org/changeset/2600464/sassy-social-share/trunk/admin/class-sassy-social-share-admin.php","refsource":"MISC","tags":[],"title":"403 Forbidden","mime":"text/html","httpstatus":"403","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-39321","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39321","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"LEGACY","value":"Chloe Chamberland, Wordfence","lang":""}],"nvd_cpes":[{"cve_year":"2021","cve_id":"39321","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"heateor","cpe5":"sassy_social_share","cpe6":"3.3.23","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"wordpress","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"AKA":"Wordfence","ASSIGNER":"security@wordfence.com","DATE_PUBLIC":"2021-10-21T16:05:00.000Z","ID":"CVE-2021-39321","STATE":"PUBLIC","TITLE":"Sassy Social Share 3.3.23 PHP Object Injection"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Sassy Social Share ","version":{"version_data":[{"version_affected":"=","version_name":"3.3.23","version_value":"3.3.23"}]}}]},"vendor_name":"Sassy Social Share "}]}},"credit":[{"lang":"eng","value":"Chloe Chamberland, Wordfence"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Version 3.3.23 of the Sassy Social Share WordPress plugin is vulnerable to PHP Object Injection via the wp_ajax_heateor_sss_import_config AJAX action due to deserialization of unvalidated user supplied inputs via the import_config function found in the ~/admin/class-sassy-social-share-admin.php file. This can be exploited by underprivileged authenticated users due to a missing capability check on the import_config function."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-863 Incorrect Authorization"}]},{"description":[{"lang":"eng","value":"CWE-502 Deserialization of Untrusted Data"}]}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39321","name":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39321"},{"refsource":"MISC","url":"https://www.wordfence.com/blog/2021/10/vulnerability-patched-in-sassy-social-share-plugin/","name":"https://www.wordfence.com/blog/2021/10/vulnerability-patched-in-sassy-social-share-plugin/"},{"refsource":"MISC","url":"https://plugins.trac.wordpress.org/changeset/2600464/sassy-social-share/trunk/admin/class-sassy-social-share-admin.php","name":"https://plugins.trac.wordpress.org/changeset/2600464/sassy-social-share/trunk/admin/class-sassy-social-share-admin.php"}]},"solution":[{"lang":"eng","value":"Update to version 3.3.24"}],"source":{"discovery":"EXTERNAL"}},"nvd":{"publishedDate":"2021-10-21 20:15:00","lastModifiedDate":"2021-10-25 19:58:00","problem_types":["CWE-502","CWE-863"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.5},"severity":"MEDIUM","exploitabilityScore":8,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:heateor:sassy_social_share:3.3.23:*:*:*:*:wordpress:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"39321","Ordinal":"215020","Title":"CVE-2021-39321","CVE":"CVE-2021-39321","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"39321","Ordinal":"1","NoteData":"Version 3.3.23 of the Sassy Social Share WordPress plugin is vulnerable to PHP Object Injection via the wp_ajax_heateor_sss_import_config AJAX action due to deserialization of unvalidated user supplied inputs via the import_config function found in the ~/admin/class-sassy-social-share-admin.php file. This can be exploited by underprivileged authenticated users due to a missing capability check on the import_config function.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"39321","Ordinal":"2","NoteData":"2021-10-21","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"39321","Ordinal":"3","NoteData":"2021-10-21","Type":"Other","Title":"Modified"}]}}}