{"id":"CVE-2026-8151","aliases":["EUVD-2026-70043","GHSA-jj57-hm9m-766c"],"status":"published","title":"Simple Membership MailChimp Integration \u003c 1.9.8 - API Key Update via CSRF","description":"The Simple Membership MailChimp Integration WordPress plugin before 1.9.8 does not have CSRF checks in its settings page, allowing attackers to trick a logged-in administrator into changing the configured third-party API key. Once replaced, all subsequent member registration data (name, email, membership level) is sent to the attacker-controlled account.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00138,"percentile":0.03173,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2026-09-02T14:16:52Z","modified":"2026-09-03T17:50:37Z","products":[{"vendor":"unknown","product":"simple membership mailchimp integration"}],"references":[{"url":"https://wpscan.com/vulnerability/c7002cf8-83db-4e1f-a6e9-230293290635/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://plugins.trac.wordpress.org/browser/simple-membership-mailchimp-integration/trunk/swpm-mailchimp-admin-menu.php#L12","tags":["patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8151"},{"url":"https://wpscan.com/vulnerability/c7002cf8-83db-4e1f-a6e9-230293290635"},{"url":"https://github.com/advisories/GHSA-jj57-hm9m-766c"}],"sources":{"cve":[{"id":"CVE-2026-8151","title":"Simple Membership MailChimp Integration \u003c 1.9.8 - API Key Update via CSRF","description":"The Simple Membership MailChimp Integration WordPress plugin before 1.9.8 does not have CSRF checks in its settings page, allowing attackers to trick a logged-in administrator into changing the configured third-party API key. Once replaced, all subsequent member registration data (name, email, membership level) is sent to the attacker-controlled account.","status":"published","published":"2026-09-02T14:16:52.037Z","modified":"2026-09-02T14:57:37.263Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T13:48:02.226896Z"}],"euvd":[{"id":"EUVD-2026-70043","description":"The Simple Membership MailChimp Integration WordPress plugin before 1.9.8 does not have CSRF checks in its settings page, allowing attackers to trick a logged-in administrator into changing the configured third-party API key. Once replaced, all subsequent member registration data (name, email, membership level) is sent to the attacker-controlled account.","status":"published","published":"2026-09-02T14:16:52Z","modified":"2026-09-02T14:57:37Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:01:15.49101Z"}],"ghsa":[{"id":"GHSA-jj57-hm9m-766c","title":"The Simple Membership MailChimp Integration WordPress plugin before 1.9.8 does not have CSRF...","description":"The Simple Membership MailChimp Integration WordPress plugin before 1.9.8 does not have CSRF checks in its settings page, allowing attackers to trick a logged-in administrator into changing the configured third-party API key. Once replaced, all subsequent member registration data (name, email, membership level) is sent to the attacker-controlled account.","status":"published","published":"2026-09-02T15:34:51Z","modified":"2026-09-02T15:34:57Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T15:11:17.291346Z"}],"nvd":[{"id":"CVE-2026-8151","description":"The Simple Membership MailChimp Integration WordPress plugin before 1.9.8 does not have CSRF checks in its settings page, allowing attackers to trick a logged-in administrator into changing the configured third-party API key. Once replaced, all subsequent member registration data (name, email, membership level) is sent to the attacker-controlled account.","status":"published","published":"2026-09-02T15:17:46.09Z","modified":"2026-09-03T17:50:37.69Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:12:43.399612Z"}]}}