{"id":"CVE-2026-76780","aliases":["EUVD-2026-111611","GHSA-8q7r-cf36-8v8v"],"status":"published","title":"BeyondSEO \u003c= 1.3.6 - Missing Authorization to Authenticated (Contributor+) Limited Privilege Escalation","description":"The Beyondseo plugin for WordPress is vulnerable to unauthorized access in versions up to, and including, 1.3.6. This is due to the plugin permanently granting the 'rankingcoach_write_redirectManager' (and sibling rankingcoach_write_* module capabilities) to the Contributor role via BaseModule::defineCapabilities(), whose default role list includes 'contributor', combined with the module's REST endpoints (registered through BaseSubmoduleApi::registerRouteCreate/registerRouteEdit/registerRouteDelete) authorizing state-changing requests solely through checkPermissionsPost(), which only calls current_user_can('rankingcoach_write_\u003cmodule\u003e') and performs no admin capability, ownership, or additional nonce check inside the callback. This makes it possible for authenticated attackers, with Contributor-level access and above, to elevate their privileges to effectively that of an Administrator with respect to site-wide redirect management — creating, updating, or deleting 301/302 redirects that RedirectManagerHooks::handleRedirects() executes for every frontend visitor on template_redirect, allowing hijacking of arbitrary paths (including /checkout, /wp-login.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00206,"percentile":0.107,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2026-10-28T06:45:20Z","modified":"2026-10-29T02:16:53Z","products":[{"vendor":"rankingcoach","product":"beyondseo – ai seo to improve rankings, listings \u0026 online visibility"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/dd4b2396-288f-45e6-b911-b017dc8d0526?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/beyondseo/tags/1.3.1/inc/Modules/ModuleBase/BaseModule.php#L249"},{"url":"https://plugins.trac.wordpress.org/browser/beyondseo/tags/1.3.1/inc/Modules/ModuleLibrary/Links/RedirectManager/RedirectManager.php#L67"},{"url":"https://plugins.trac.wordpress.org/browser/beyondseo/tags/1.3.1/inc/Modules/ModuleBase/BaseSubmoduleApi.php#L289"},{"url":"https://plugins.trac.wordpress.org/browser/beyondseo/tags/1.3.1/inc/Modules/ModuleLibrary/Links/RedirectManager/RedirectManagerApi.php#L266"},{"url":"https://plugins.trac.wordpress.org/browser/beyondseo/tags/1.3.1/inc/Modules/ModuleLibrary/Links/RedirectManager/RedirectManagerHooks.php#L51"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3722492%40beyondseo\u0026new=3722492%40beyondseo"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76780"},{"url":"https://github.com/advisories/GHSA-8q7r-cf36-8v8v"}],"sources":{"cve":[{"id":"CVE-2026-76780","title":"BeyondSEO \u003c= 1.3.6 - Missing Authorization to Authenticated (Contributor+) Limited Privilege Escalation","description":"The Beyondseo plugin for WordPress is vulnerable to unauthorized access in versions up to, and including, 1.3.6. This is due to the plugin permanently granting the 'rankingcoach_write_redirectManager' (and sibling rankingcoach_write_* module capabilities) to the Contributor role via BaseModule::defineCapabilities(), whose default role list includes 'contributor', combined with the module's REST endpoints (registered through BaseSubmoduleApi::registerRouteCreate/registerRouteEdit/registerRouteDelete) authorizing state-changing requests solely through checkPermissionsPost(), which only calls current_user_can('rankingcoach_write_\u003cmodule\u003e') and performs no admin capability, ownership, or additional nonce check inside the callback. This makes it possible for authenticated attackers, with Contributor-level access and above, to elevate their privileges to effectively that of an Administrator with respect to site-wide redirect management — creating, updating, or deleting 301/302 redirects that RedirectManagerHooks::handleRedirects() executes for every frontend visitor on template_redirect, allowing hijacking of arbitrary paths (including /checkout, /wp-login.","status":"published","published":"2026-10-28T06:45:20.777Z","modified":"2026-10-29T01:41:50.965Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T13:46:21.568011Z"}],"euvd":[{"id":"EUVD-2026-111611","description":"The Beyondseo plugin for WordPress is vulnerable to unauthorized access in versions up to, and including, 1.3.6. This is due to the plugin permanently granting the 'rankingcoach_write_redirectManager' (and sibling rankingcoach_write_* module capabilities) to the Contributor role via BaseModule::defineCapabilities(), whose default role list includes 'contributor', combined with the module's REST endpoints (registered through BaseSubmoduleApi::registerRouteCreate/registerRouteEdit/registerRouteDelete) authorizing state-changing requests solely through checkPermissionsPost(), which only calls current_user_can('rankingcoach_write_\u003cmodule\u003e') and performs no admin capability, ownership, or additional nonce check inside the callback. This makes it possible for authenticated attackers, with Contributor-level access and above, to elevate their privileges to effectively that of an Administrator with respect to site-wide redirect management — creating, updating, or deleting 301/302 redirects that RedirectManagerHooks::handleRedirects() executes for every frontend visitor on template_redirect, allowing hijacking of arbitrary paths (including /checkout, /wp-login.","status":"published","published":"2026-10-28T06:45:20Z","modified":"2026-10-29T01:41:50Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T16:59:18.489561Z"}],"ghsa":[{"id":"GHSA-8q7r-cf36-8v8v","title":"The Beyondseo plugin for WordPress is vulnerable to unauthorized access in versions up to, and...","description":"The Beyondseo plugin for WordPress is vulnerable to unauthorized access in versions up to, and including, 1.3.6. This is due to the plugin permanently granting the 'rankingcoach_write_redirectManager' (and sibling rankingcoach_write_* module capabilities) to the Contributor role via BaseModule::defineCapabilities(), whose default role list includes 'contributor', combined with the module's REST endpoints (registered through BaseSubmoduleApi::registerRouteCreate/registerRouteEdit/registerRouteDelete) authorizing state-changing requests solely through checkPermissionsPost(), which only calls current_user_can('rankingcoach_write_\u003cmodule\u003e') and performs no admin capability, ownership, or additional nonce check inside the callback. This makes it possible for authenticated attackers, with Contributor-level access and above, to elevate their privileges to effectively that of an Administrator with respect to site-wide redirect management — creating, updating, or deleting 301/302 redirects that RedirectManagerHooks::handleRedirects() executes for every frontend visitor on template_redirect, allowing hijacking of arbitrary paths (including /checkout, /wp-login.","status":"published","published":"2026-10-28T09:31:55Z","modified":"2026-10-28T09:32:03Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:14:33.106751Z"}],"nvd":[{"id":"CVE-2026-76780","description":"The Beyondseo plugin for WordPress is vulnerable to unauthorized access in versions up to, and including, 1.3.6. This is due to the plugin permanently granting the 'rankingcoach_write_redirectManager' (and sibling rankingcoach_write_* module capabilities) to the Contributor role via BaseModule::defineCapabilities(), whose default role list includes 'contributor', combined with the module's REST endpoints (registered through BaseSubmoduleApi::registerRouteCreate/registerRouteEdit/registerRouteDelete) authorizing state-changing requests solely through checkPermissionsPost(), which only calls current_user_can('rankingcoach_write_\u003cmodule\u003e') and performs no admin capability, ownership, or additional nonce check inside the callback. This makes it possible for authenticated attackers, with Contributor-level access and above, to elevate their privileges to effectively that of an Administrator with respect to site-wide redirect management — creating, updating, or deleting 301/302 redirects that RedirectManagerHooks::handleRedirects() executes for every frontend visitor on template_redirect, allowing hijacking of arbitrary paths (including /checkout, /wp-login.","status":"published","published":"2026-10-28T07:16:49.06Z","modified":"2026-10-29T02:16:53.563Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:13:04.340553Z"}]}}