{"id":"CVE-2021-36839","aliases":["EUVD-2021-23415","GHSA-pjp7-ffv7-qj9m"],"status":"published","title":"WordPress Social Media Follow Buttons Bar plugin \u003c= 4.73 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Social Media Follow Buttons Bar plugin \u003c= 4.73 at WordPress.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00512,"percentile":0.44143,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2022-09-30T16:14:55Z","modified":"2026-06-17T03:59:29Z","products":[{"vendor":"space x-chimp","product":"social media follow buttons bar (wordpress plugin)"},{"vendor":"spacexchimp","product":"social_media_follow_buttons_bar"}],"references":[{"url":"https://patchstack.com/database/vulnerability/social-media-buttons-toolbar/wordpress-social-media-follow-buttons-bar-plugin-4-73-authenticated-stored-cross-site-scripting-xss-vulnerability?_s_id=cve","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://wordpress.org/plugins/social-media-buttons-toolbar/","tags":["x_refsource_CONFIRM","x_transferred","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36839"},{"url":"https://github.com/advisories/GHSA-pjp7-ffv7-qj9m"}],"sources":{"cve":[{"id":"CVE-2021-36839","title":"WordPress Social Media Follow Buttons Bar plugin \u003c= 4.73 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Social Media Follow Buttons Bar plugin \u003c= 4.73 at WordPress.","status":"published","published":"2022-09-30T16:14:55.217Z","modified":"2026-04-28T16:07:30.347Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.989686Z"}],"euvd":[{"id":"EUVD-2021-23415","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Social Media Follow Buttons Bar plugin \u003c= 4.73 at WordPress.","status":"published","published":"2022-09-30T16:14:55Z","modified":"2026-04-28T16:07:30Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:16.393887Z"}],"ghsa":[{"id":"GHSA-pjp7-ffv7-qj9m","title":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Social Media Follow...","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Social Media Follow Buttons Bar plugin \u003c= 4.73 at WordPress.","status":"published","published":"2022-10-01T00:00:19Z","modified":"2023-01-27T05:07:18Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:43:05.912007Z"}],"nvd":[{"id":"CVE-2021-36839","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Social Media Follow Buttons Bar plugin \u003c= 4.73 at WordPress.","status":"published","published":"2022-09-30T17:15:11.423Z","modified":"2026-06-17T03:59:29.933Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:06.906968Z"}]}}