{"id":"CVE-2025-3435","aliases":["EUVD-2025-12139","GHSA-w48v-4mqc-9p3w"],"status":"published","title":"MangBoard WP \u003c= 1.8.6 - Authenticated (Administrator+) Stored Cross-Site Scripting via Board Header And Footer","description":"The Mang Board WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the board_header and board_footer parameters in all versions up to, and including, 1.8.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00237,"percentile":0.14788,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-04-24T03:21:30Z","modified":"2026-06-17T09:19:57Z","products":[{"vendor":"kitae-park","product":"mang board wp"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/5b97a2f7-b730-4fb7-a41e-dd37f5f87f27?source=cve"},{"url":"https://plugins.trac.wordpress.org/changeset/3272163/mangboard/trunk"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3435"},{"url":"https://github.com/advisories/GHSA-w48v-4mqc-9p3w"}],"sources":{"cve":[{"id":"CVE-2025-3435","title":"MangBoard WP \u003c= 1.8.6 - Authenticated (Administrator+) Stored Cross-Site Scripting via Board Header And Footer","description":"The Mang Board WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the board_header and board_footer parameters in all versions up to, and including, 1.8.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-04-24T03:21:30.361Z","modified":"2026-04-08T16:55:25.039Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:39.039362Z"}],"euvd":[{"id":"EUVD-2025-12139","description":"The Mang Board WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the board_header and board_footer parameters in all versions up to, and including, 1.8.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-04-24T03:21:30Z","modified":"2026-04-08T16:55:25Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:57.466919Z"}],"ghsa":[{"id":"GHSA-w48v-4mqc-9p3w","title":"The Mang Board WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the...","description":"The Mang Board WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the board_header and board_footer parameters in all versions up to, and including, 1.8.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-04-24T06:30:31Z","modified":"2025-04-24T06:30:37Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:02:00.72042Z"}],"nvd":[{"id":"CVE-2025-3435","description":"The Mang Board WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the board_header and board_footer parameters in all versions up to, and including, 1.8.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2025-04-24T04:15:49.71Z","modified":"2026-06-17T09:19:57.277Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:01.507281Z"}]}}