{"id":"CVE-2021-39321","aliases":["EUVD-2021-25682","GHSA-pxqp-jhw5-pvjr"],"status":"published","title":"Sassy Social Share 3.3.23 PHP Object Injection","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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.02041,"percentile":0.81433,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502","CWE-863"],"published":"2021-10-21T19:38:52Z","modified":"2026-06-17T04:03:32Z","products":[{"vendor":"heateor","product":"sassy_social_share"},{"vendor":"heateor support","product":"sassy social share"},{"vendor":"sassy social share","product":"sassy social share"}],"references":[{"url":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39321","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.wordfence.com/blog/2021/10/vulnerability-patched-in-sassy-social-share-plugin/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/changeset/2600464/sassy-social-share/trunk/admin/class-sassy-social-share-admin.php","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39321"},{"url":"https://github.com/advisories/GHSA-pxqp-jhw5-pvjr"}],"sources":{"cve":[{"id":"CVE-2021-39321","title":"Sassy Social Share 3.3.23 PHP Object Injection","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.","status":"published","published":"2021-10-21T19:38:52.886Z","modified":"2025-03-31T17:58:03.771Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-863","CWE-502"],"updated_at":"2026-11-02T14:33:09.540052Z"}],"euvd":[{"id":"EUVD-2021-25682","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.","status":"published","published":"2021-10-21T19:38:52Z","modified":"2025-03-31T17:58:03Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:46.759966Z"}],"ghsa":[{"id":"GHSA-pxqp-jhw5-pvjr","title":"Version 3.3.23 of the Sassy Social Share WordPress plugin is vulnerable to PHP Object Injection...","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.","status":"published","published":"2022-05-24T19:18:25Z","modified":"2023-01-30T05:03:10Z","cwes":["CWE-502"],"updated_at":"2026-11-02T14:46:46.99354Z"}],"nvd":[{"id":"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.","status":"published","published":"2021-10-21T20:15:07.857Z","modified":"2026-06-17T04:03:32.89Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-502","CWE-863"],"updated_at":"2026-11-02T14:07:00.137719Z"}]}}