{"id":"CVE-2026-107763","aliases":["EUVD-2026-103212","GHSA-2x22-cf39-j42v"],"status":"published","title":"Fastcache by Host.it \u003c= 1.7.5 - Missing Authorization to Authenticated (Subscriber+) Arbitrary .htaccess Page-Cache Block Modification via updateSettings() admin_action_update Hook","description":"The Fastcache by Host.it plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.7.5. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to add or remove the plugin's page-cache rewrite rules in the site's root .htaccess file.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00213,"percentile":0.11725,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-10-17T02:31:04Z","modified":"2026-10-19T15:16:45Z","products":[{"vendor":"hostspa","product":"fastcache by host.it"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/1f0b4db0-2ccd-47e8-8f40-82e97726f815?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/fastcache-by-host-it/tags/1.7.4/src/Admin.php#L304"},{"url":"https://plugins.trac.wordpress.org/browser/fastcache-by-host-it/tags/1.7.4/src/Admin.php#L44"},{"url":"https://plugins.trac.wordpress.org/browser/fastcache-by-host-it/tags/1.7.4/src/Core/Platform/Utility.php#L372"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3737013%40fastcache-by-host-it\u0026new=3737013%40fastcache-by-host-it"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107763"},{"url":"https://github.com/advisories/GHSA-2x22-cf39-j42v"}],"sources":{"cve":[{"id":"CVE-2026-107763","title":"Fastcache by Host.it \u003c= 1.7.5 - Missing Authorization to Authenticated (Subscriber+) Arbitrary .htaccess Page-Cache Block Modification via updateSettings() admin_action_update Hook","description":"The Fastcache by Host.it plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.7.5. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to add or remove the plugin's page-cache rewrite rules in the site's root .htaccess file.","status":"published","published":"2026-10-17T02:31:04.849Z","modified":"2026-10-18T11:22:48.291Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T13:45:14.072357Z"}],"euvd":[{"id":"EUVD-2026-103212","description":"The Fastcache by Host.it plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.7.5. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to add or remove the plugin's page-cache rewrite rules in the site's root .htaccess file.","status":"published","published":"2026-10-17T02:31:04Z","modified":"2026-10-18T11:22:48Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T17:00:00.923575Z"}],"ghsa":[{"id":"GHSA-2x22-cf39-j42v","title":"The Fastcache by Host.it plugin for WordPress is vulnerable to authorization bypass in all...","description":"The Fastcache by Host.it plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.7.5. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to add or remove the plugin's page-cache rewrite rules in the site's root .htaccess file.","status":"published","published":"2026-10-17T03:30:20Z","modified":"2026-10-17T03:30:28Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:13:53.726362Z"}],"nvd":[{"id":"CVE-2026-107763","description":"The Fastcache by Host.it plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.7.5. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to add or remove the plugin's page-cache rewrite rules in the site's root .htaccess file.","status":"published","published":"2026-10-17T03:16:28.213Z","modified":"2026-10-19T15:16:45.15Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:13:00.123071Z"}]}}