{"cve":"CVE-2021-4362","nvd":{"published":"2023-06-07T02:15:14.420","modified":"2026-06-17T04:19:34.773","status":"Modified","description":"The Kiwi Social Share plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the kiwi_social_share_get_option() function called via the kiwi_social_share_get_option AJAX action in version 2.1.0. This makes it possible for unauthenticated attackers to read and modify arbitrary options on a WordPress site that can be used for complete site takeover. This was a previously fixed vulnerability that was reintroduced in this version.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-862"],"references":["https://blog.nintechnet.com/wordpress-kiwi-social-sharing-plugin-fixed-critical-vulnerability/","https://wordpress.org/plugins/kiwi-social-share/#developers","https://www.wordfence.com/threat-intel/vulnerabilities/id/8148b6d0-190a-4b97-8af7-edd6943116d1?source=cve","https://blog.nintechnet.com/wordpress-kiwi-social-sharing-plugin-fixed-critical-vulnerability/","https://wordpress.org/plugins/kiwi-social-share/#developers"],"products":["wpkube:kiwi_social_share"],"source":"nvd","synced_at":"2026-10-19T21:38:24.161619714+00:00"},"epss":{"cve":"CVE-2021-4362","score":0.01417,"percentile":0.7278,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}