{"id":"CVE-2021-24923","aliases":["EUVD-2021-11835","GHSA-pfq2-x69w-983r"],"status":"published","title":"Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue \u003c 3.1.25 - Reflected XSS","description":"The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3.1.25 does not escape the sib-statistics-date parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting issue","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":"2026-11-12","score":0.0081,"percentile":0.57406,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2022-01-24T08:00:55Z","modified":"2026-06-17T03:41:08Z","products":[{"vendor":"brevo","product":"newsletter, smtp, email marketing and subscribe forms by sendinblue"},{"vendor":"brevo","product":"newsletter\\,_smtp\\,_email_marketing_and_subscribe"},{"vendor":"unknown","product":"newsletter, smtp, email marketing and subscribe forms by sendinblue"}],"references":[{"url":"https://wpscan.com/vulnerability/3afef591-9e00-4af8-a8a6-e04ec5e61795","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24923"},{"url":"https://github.com/advisories/GHSA-pfq2-x69w-983r"}],"sources":{"cve":[{"id":"CVE-2021-24923","title":"Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue \u003c 3.1.25 - Reflected XSS","description":"The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3.1.25 does not escape the sib-statistics-date parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting issue","status":"published","published":"2022-01-24T08:00:55Z","modified":"2024-08-03T19:49:13.481Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11835","description":"The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3.1.25 does not escape the sib-statistics-date parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting issue","status":"published","published":"2022-01-24T08:00:55Z","modified":"2024-08-03T19:49:13Z","updated_at":"2026-11-03T03:24:55.415131Z"}],"ghsa":[{"id":"GHSA-pfq2-x69w-983r","title":"The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3...","description":"The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3.1.25 does not escape the sib-statistics-date parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting issue","status":"published","published":"2022-01-25T00:01:47Z","modified":"2024-10-16T15:33:09Z","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":"2026-11-02T14:58:31.476115Z"}],"nvd":[{"id":"CVE-2021-24923","description":"The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3.1.25 does not escape the sib-statistics-date parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting issue","status":"published","published":"2022-01-24T08:15:08.803Z","modified":"2026-06-17T03:41:08.477Z","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":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:03.821385Z"}]}}