{"id":"CVE-2021-43353","aliases":["EUVD-2021-30290","GHSA-mrwr-9wqr-6fc2"],"status":"published","title":"Crisp Live Chat \u003c= 0.31 Cross-Site Request Forgery to Stored Cross-Site Scripting","description":"The Crisp Live Chat WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation via the crisp_plugin_settings_page function found in the ~/crisp.php file, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 0.31.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00608,"percentile":0.49363,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2022-01-18T16:52:24Z","modified":"2026-06-17T04:10:52Z","products":[{"vendor":"crisp","product":"crisp"},{"vendor":"crisp live chat","product":"crisp live chat"}],"references":[{"url":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-43353","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=2643954%40crisp\u0026new=2643954%40crisp\u0026sfp_email=\u0026sfph_mail=","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43353"},{"url":"https://github.com/advisories/GHSA-mrwr-9wqr-6fc2"}],"sources":{"cve":[{"id":"CVE-2021-43353","title":"Crisp Live Chat \u003c= 0.31 Cross-Site Request Forgery to Stored Cross-Site Scripting","description":"The Crisp Live Chat WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation via the crisp_plugin_settings_page function found in the ~/crisp.php file, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 0.31.","status":"published","published":"2022-01-18T16:52:24Z","modified":"2025-01-31T18:56:22.096Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:32:56.689433Z"}],"euvd":[{"id":"EUVD-2021-30290","description":"The Crisp Live Chat WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation via the crisp_plugin_settings_page function found in the ~/crisp.php file, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 0.31.","status":"published","published":"2022-01-18T16:52:24Z","modified":"2025-01-31T18:56:22Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:07.748787Z"}],"ghsa":[{"id":"GHSA-mrwr-9wqr-6fc2","title":"The Crisp Live Chat WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing...","description":"The Crisp Live Chat WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation via the crisp_plugin_settings_page function found in the ~/crisp.php file, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 0.31.","status":"published","published":"2022-01-19T00:01:07Z","modified":"2025-02-14T18:31:44Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:59:57.099053Z"}],"nvd":[{"id":"CVE-2021-43353","description":"The Crisp Live Chat WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation via the crisp_plugin_settings_page function found in the ~/crisp.php file, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 0.31.","status":"published","published":"2022-01-18T17:15:09.18Z","modified":"2026-06-17T04:10:52.713Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:07:03.821385Z"}]}}