{"id":"CVE-2026-1645","aliases":["EUVD-2026-84302","GHSA-mcmf-59wf-8rxx"],"status":"published","title":"Hostel \u003c= 1.1.8 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'custom_currency' Parameter and Localization file URL Setting","description":"The Hostel plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'custom_currency' parameter and the 'locale_url' setting in all versions up to, and including, 1.1.8 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":0.00311,"percentile":0.24107,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-09-22T07:41:12Z","modified":"2026-09-22T19:04:55Z","products":[{"vendor":"prasunsen","product":"hostel"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/75693bd1-f022-47b9-b498-5ea1bda387e3?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/hostel/tags/1.1.6/views/options.php#L17"},{"url":"https://plugins.trac.wordpress.org/browser/hostel/tags/1.1.6/models/hostel.php#L266"},{"url":"https://plugins.trac.wordpress.org/browser/hostel/tags/1.1.6/helpers/htmlhelper.php#L275"},{"url":"https://plugins.trac.wordpress.org/browser/hostel/tags/1.1.6/helpers/htmlhelper.php#L278"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1645"},{"url":"https://github.com/advisories/GHSA-mcmf-59wf-8rxx"}],"sources":{"cve":[{"id":"CVE-2026-1645","title":"Hostel \u003c= 1.1.8 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'custom_currency' Parameter and Localization file URL Setting","description":"The Hostel plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'custom_currency' parameter and the 'locale_url' setting in all versions up to, and including, 1.1.8 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":"2026-09-22T07:41:12.398Z","modified":"2026-09-22T14:12:27.374Z","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":"2026-11-02T14:20:01.271368Z"}],"euvd":[{"id":"EUVD-2026-84302","description":"The Hostel plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'custom_currency' parameter and the 'locale_url' setting in all versions up to, and including, 1.1.8 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":"2026-09-22T07:41:12Z","modified":"2026-09-22T14:12:27Z","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":"2026-11-02T17:28:03.363938Z"}],"ghsa":[{"id":"GHSA-mcmf-59wf-8rxx","title":"The Hostel plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ...","description":"The Hostel plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'custom_currency' parameter and the 'locale_url' setting in all versions up to, and including, 1.1.8 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":"2026-09-22T09:31:12Z","modified":"2026-09-22T09:31:17Z","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":"2026-11-02T15:12:16.582397Z"}],"nvd":[{"id":"CVE-2026-1645","description":"The Hostel plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'custom_currency' parameter and the 'locale_url' setting in all versions up to, and including, 1.1.8 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":"2026-09-22T08:16:39.23Z","modified":"2026-09-22T19:04:55.677Z","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":"2026-11-02T14:12:50.368368Z"}]}}