{"id":"CVE-2023-2337","aliases":["EUVD-2023-33835","GHSA-mc63-jfph-4vpx"],"status":"published","title":"ConvertKit \u003c 2.2.1 - Reflected XSS","description":"The ConvertKit WordPress plugin before 2.2.1 does not escape a parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00458,"percentile":0.39983,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-06-05T13:39:01Z","modified":"2026-06-17T05:52:19Z","products":[{"vendor":"convertkit","product":"convertkit"},{"vendor":"convertkit","product":"convertkit_-_email_marketing\\,_email_newsletter_and_landing_pages"},{"vendor":"unknown","product":"convertkit"}],"references":[{"url":"https://wpscan.com/vulnerability/e5a6f834-80a4-406b-acae-57ffeec2e689","tags":["exploit","vdb-entry","technical-description","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2337"},{"url":"https://github.com/advisories/GHSA-mc63-jfph-4vpx"}],"sources":{"cve":[{"id":"CVE-2023-2337","title":"ConvertKit \u003c 2.2.1 - Reflected XSS","description":"The ConvertKit WordPress plugin before 2.2.1 does not escape a parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin","status":"published","published":"2023-06-05T13:39:01.309Z","modified":"2025-01-08T16:34:19.798Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:35:23.645864Z"}],"euvd":[{"id":"EUVD-2023-33835","description":"The ConvertKit WordPress plugin before 2.2.1 does not escape a parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin","status":"published","published":"2023-06-05T13:39:01Z","modified":"2025-01-08T16:34:19Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:04:23.880435Z"}],"ghsa":[{"id":"GHSA-mc63-jfph-4vpx","title":"The ConvertKit WordPress plugin before 2.2.1 does not escape a parameter before outputting it...","description":"The ConvertKit WordPress plugin before 2.2.1 does not escape a parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin","status":"published","published":"2023-06-05T15:33:27Z","modified":"2024-04-04T04:31:54Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:56:24.450325Z"}],"nvd":[{"id":"CVE-2023-2337","description":"The ConvertKit WordPress plugin before 2.2.1 does not escape a parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin","status":"published","published":"2023-06-05T14:15:10.04Z","modified":"2026-06-17T05:52:19.023Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"updated_at":"2026-11-02T14:08:05.329837Z"}]}}