{"id":"CVE-2021-33849","aliases":["EUVD-2021-20523","GHSA-jhx6-45qh-j9xp"],"status":"published","title":"A Cross-Site Scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user’s...","description":"A Cross-Site Scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user’s browser while the browser is connected to a trusted website. The attack targets your application's users and not the application itself while using your application as the attack's vehicle. The XSS payload executes whenever the user changes the form values or deletes a created form in Zoho CRM Lead Magnet Version 1.7.2.4.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01079,"percentile":0.65488,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-10-05T21:43:47Z","modified":"2026-06-17T03:55:18Z","products":[{"vendor":"zoho","product":"zoho crm lead magnet"},{"vendor":"zohocorp","product":"zoho_crm_lead_magnet"},{"vendor":"zohocrm","product":"zoho crm lead magnet"}],"references":[{"url":"https://cybersecurityworks.com/zerodays/cve-2020-29322-telnet-hardcoded-credentials.html","tags":["x_refsource_MISC","x_transferred","Not Applicable"]},{"url":"https://cybersecurityworks.com/zerodays/cve-2021-33849-stored-cross-site-scripting-xss-in-wordpress-plugin-zoho-crm-lead-magnet-version-1-7-2-4.html","tags":["x_refsource_MISC","x_transferred","Exploit","Mitigation","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33849"},{"url":"https://github.com/advisories/GHSA-jhx6-45qh-j9xp"}],"sources":{"cve":[{"id":"CVE-2021-33849","description":"A Cross-Site Scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user’s browser while the browser is connected to a trusted website. The attack targets your application's users and not the application itself while using your application as the attack's vehicle. The XSS payload executes whenever the user changes the form values or deletes a created form in Zoho CRM Lead Magnet Version 1.7.2.4.","status":"published","published":"2021-10-05T21:43:47Z","modified":"2024-08-04T00:05:51.043Z","updated_at":"2026-11-02T14:33:10.555814Z"}],"euvd":[{"id":"EUVD-2021-20523","description":"A Cross-Site Scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user’s browser while the browser is connected to a trusted website. The attack targets your application's users and not the application itself while using your application as the attack's vehicle. The XSS payload executes whenever the user changes the form values or deletes a created form in Zoho CRM Lead Magnet Version 1.7.2.4.","status":"published","published":"2021-10-05T21:43:47Z","modified":"2024-08-04T00:05:51Z","updated_at":"2026-11-03T03:24:33.318275Z"}],"ghsa":[{"id":"GHSA-jhx6-45qh-j9xp","title":"A Cross-Site Scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user’s...","description":"A Cross-Site Scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user’s browser while the browser is connected to a trusted website. The attack targets your application's users and not the application itself while using your application as the attack's vehicle. The XSS payload executes whenever the user changes the form values or deletes a created form in Zoho CRM Lead Magnet Version 1.7.2.4.","status":"published","published":"2022-05-24T22:28:45Z","modified":"2023-01-30T05:05:53Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:47:22.488805Z"}],"nvd":[{"id":"CVE-2021-33849","description":"A Cross-Site Scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user’s browser while the browser is connected to a trusted website. The attack targets your application's users and not the application itself while using your application as the attack's vehicle. The XSS payload executes whenever the user changes the form values or deletes a created form in Zoho CRM Lead Magnet Version 1.7.2.4.","status":"published","published":"2021-10-05T22:15:07.983Z","modified":"2026-06-17T03:55:18.79Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:59.314106Z"}]}}