{"schema_version":1,"title":"Winter CMS vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 15 vulnerabilities in Winter CMS: 0 in the last 7 days and 15 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-63179, was published on 26 August 2026. 3 technologies have a page of their own.","url":"https://junglewise.ai/threats/vendors/winter-cms","json_url":"https://junglewise.ai/threats/vendors/winter-cms.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/winter-cms","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","counts":{"high":6,"all_time":15,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":15,"last_365_days":15},"latest":[{"cve":"CVE-2026-63179","cvss":4.9,"epss":0.0052,"slug":"cve-2026-63179-winter-cms-local-file-inclusion-via-less-import-directives","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions up to and including 1.2.12, authenticated backend","severity":"medium","exploited":false,"published_at":"2026-08-26T19:16:51.84+00:00","url":"https://junglewise.ai/threats/cve-2026-63179-winter-cms-local-file-inclusion-via-less-import-directives"},{"cve":"CVE-2026-54256","cvss":5.4,"epss":0.0024,"slug":"cve-2026-54256-winter-cms-fileupload-widget-idor-in-attachment-metadata","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions up to and including 1.2.12, the backend FileUpload","severity":"medium","exploited":false,"published_at":"2026-08-26T18:16:40.78+00:00","url":"https://junglewise.ai/threats/cve-2026-54256-winter-cms-fileupload-widget-idor-in-attachment-metadata"},{"cve":"CVE-2026-32639","cvss":6.8,"epss":0.0046,"slug":"cve-2026-32639-winter-cms-broken-access-control-in-cms-controllers-index","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions up to and including 1.2.12, the CMS section's Them","severity":"medium","exploited":false,"published_at":"2026-08-26T18:16:30.427+00:00","url":"https://junglewise.ai/threats/cve-2026-32639-winter-cms-broken-access-control-in-cms-controllers-index"},{"cve":"CVE-2026-32593","cvss":5.9,"epss":0.0027,"slug":"cve-2026-32593-winter-cms-sql-injection-in-backend-filter-widget-numberrange","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions up to and including 1.2.12, the backend Filter wid","severity":"medium","exploited":false,"published_at":"2026-08-26T18:16:29.89+00:00","url":"https://junglewise.ai/threats/cve-2026-32593-winter-cms-sql-injection-in-backend-filter-widget-numberrange"},{"cve":"CVE-2026-35445","cvss":4,"epss":0.0044,"slug":"cve-2026-35445-winter-cms-authorization-bypass-in-users-controller","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions prior to 1.2.13, the backend did not validate the","severity":"high","exploited":false,"published_at":"2026-08-26T17:16:56.397+00:00","url":"https://junglewise.ai/threats/cve-2026-35445-winter-cms-authorization-bypass-in-users-controller"},{"cve":"CVE-2026-32258","cvss":8.1,"epss":0.0038,"slug":"cve-2026-32258-winter-cms-stored-xss-in-editor-settings-custom-styles","title":"Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. From 1.2.10 through 1.2.12, authenticated","severity":"high","exploited":false,"published_at":"2026-08-26T17:16:53.41+00:00","url":"https://junglewise.ai/threats/cve-2026-32258-winter-cms-stored-xss-in-editor-settings-custom-styles"},{"cve":"CVE-2026-32257","cvss":8.1,"epss":0.0038,"slug":"cve-2026-32257-winter-cms-stored-xss-in-brand-settings-custom-styles","title":"Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Prior to 1.2.13, custom CSS supplied throu","severity":"high","exploited":false,"published_at":"2026-08-26T17:16:53.247+00:00","url":"https://junglewise.ai/threats/cve-2026-32257-winter-cms-stored-xss-in-brand-settings-custom-styles"},{"cve":"CVE-2026-79774","cvss":8.4,"epss":0.0081,"slug":"cve-2026-79774-winter-cms-twig-sandbox-escape-in-securitypolicy","title":"Winter CMS Twig sandbox escape in SecurityPolicy","severity":"high","exploited":false,"published_at":"2026-08-25T16:17:29.06+00:00","url":"https://junglewise.ai/threats/cve-2026-79774-winter-cms-twig-sandbox-escape-in-securitypolicy"},{"cve":"CVE-2026-79773","cvss":4.9,"epss":0.0049,"slug":"cve-2026-79773-winter-cms-local-file-inclusion-in-javascriptimporter-filter","title":"Winter CMS local file inclusion in JavascriptImporter filter","severity":"medium","exploited":false,"published_at":"2026-08-25T16:17:28.893+00:00","url":"https://junglewise.ai/threats/cve-2026-79773-winter-cms-local-file-inclusion-in-javascriptimporter-filter"},{"cvss":6.1,"slug":"winter-cms-csrf-through-backend-page-action-routing-63f3a65d","title":"Winter CMS CSRF through backend page action routing","severity":"medium","exploited":false,"published_at":"2026-08-20T18:44:59+00:00","url":"https://junglewise.ai/threats/winter-cms-csrf-through-backend-page-action-routing-63f3a65d"},{"cvss":8.3,"slug":"winter-cms-importexportcontroller-ajax-handlers-permission-bypass-ac8bbb08","title":"Winter CMS ImportExportController AJAX handlers permission bypass","severity":"high","exploited":false,"published_at":"2026-08-20T18:44:50+00:00","url":"https://junglewise.ai/threats/winter-cms-importexportcontroller-ajax-handlers-permission-bypass-ac8bbb08"},{"cvss":4.3,"slug":"winter-backend-user-profile-information-disclosure-via-myaccount-d7c5a5b1","title":"Winter backend user profile information disclosure via MyAccount controller","severity":"medium","exploited":false,"published_at":"2026-08-20T18:44:45+00:00","url":"https://junglewise.ai/threats/winter-backend-user-profile-information-disclosure-via-myaccount-d7c5a5b1"},{"cvss":2,"slug":"winter-backend-list-widget-stored-xss-in-image-columns-e56efd1b","title":"Winter Backend List widget stored XSS in image columns","severity":"low","exploited":false,"published_at":"2026-08-20T18:44:41+00:00","url":"https://junglewise.ai/threats/winter-backend-list-widget-stored-xss-in-image-columns-e56efd1b"},{"cvss":8.4,"slug":"winter-cms-authenticated-twig-sandbox-escape-in-securitypolicy-28592f33","title":"Winter CMS authenticated Twig sandbox escape in SecurityPolicy","severity":"high","exploited":false,"published_at":"2026-08-20T18:44:23+00:00","url":"https://junglewise.ai/threats/winter-cms-authenticated-twig-sandbox-escape-in-securitypolicy-28592f33"},{"cvss":4.9,"slug":"winter-cms-local-file-inclusion-in-javascript-asset-compilation-04487cca","title":"Winter CMS local file inclusion in JavaScript asset compilation","severity":"medium","exploited":false,"published_at":"2026-08-20T18:44:17+00:00","url":"https://junglewise.ai/threats/winter-cms-local-file-inclusion-in-javascript-asset-compilation-04487cca"}],"vendor":{"hub":true,"name":"Winter CMS","slug":"winter-cms","homepage":"https://wintercms.com/","description":"Winter CMS is a free, open-source content management system based on the Laravel PHP framework.","url":"https://junglewise.ai/threats/vendors/winter-cms"},"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":6},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":9},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"most_severe":[{"cve":"CVE-2026-79774","cvss":8.4,"epss":0.0081,"slug":"cve-2026-79774-winter-cms-twig-sandbox-escape-in-securitypolicy","title":"Winter CMS Twig sandbox escape in SecurityPolicy","severity":"high","exploited":false,"published_at":"2026-08-25T16:17:29.06+00:00","url":"https://junglewise.ai/threats/cve-2026-79774-winter-cms-twig-sandbox-escape-in-securitypolicy"},{"cvss":8.4,"slug":"winter-cms-authenticated-twig-sandbox-escape-in-securitypolicy-28592f33","title":"Winter CMS authenticated Twig sandbox escape in SecurityPolicy","severity":"high","exploited":false,"published_at":"2026-08-20T18:44:23+00:00","url":"https://junglewise.ai/threats/winter-cms-authenticated-twig-sandbox-escape-in-securitypolicy-28592f33"},{"cvss":8.3,"slug":"winter-cms-importexportcontroller-ajax-handlers-permission-bypass-ac8bbb08","title":"Winter CMS ImportExportController AJAX handlers permission bypass","severity":"high","exploited":false,"published_at":"2026-08-20T18:44:50+00:00","url":"https://junglewise.ai/threats/winter-cms-importexportcontroller-ajax-handlers-permission-bypass-ac8bbb08"},{"cve":"CVE-2026-32258","cvss":8.1,"epss":0.0038,"slug":"cve-2026-32258-winter-cms-stored-xss-in-editor-settings-custom-styles","title":"Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. From 1.2.10 through 1.2.12, authenticated","severity":"high","exploited":false,"published_at":"2026-08-26T17:16:53.41+00:00","url":"https://junglewise.ai/threats/cve-2026-32258-winter-cms-stored-xss-in-editor-settings-custom-styles"},{"cve":"CVE-2026-32257","cvss":8.1,"epss":0.0038,"slug":"cve-2026-32257-winter-cms-stored-xss-in-brand-settings-custom-styles","title":"Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Prior to 1.2.13, custom CSS supplied throu","severity":"high","exploited":false,"published_at":"2026-08-26T17:16:53.247+00:00","url":"https://junglewise.ai/threats/cve-2026-32257-winter-cms-stored-xss-in-brand-settings-custom-styles"},{"cve":"CVE-2026-35445","cvss":4,"epss":0.0044,"slug":"cve-2026-35445-winter-cms-authorization-bypass-in-users-controller","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions prior to 1.2.13, the backend did not validate the","severity":"high","exploited":false,"published_at":"2026-08-26T17:16:56.397+00:00","url":"https://junglewise.ai/threats/cve-2026-35445-winter-cms-authorization-bypass-in-users-controller"},{"cve":"CVE-2026-32639","cvss":6.8,"epss":0.0046,"slug":"cve-2026-32639-winter-cms-broken-access-control-in-cms-controllers-index","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions up to and including 1.2.12, the CMS section's Them","severity":"medium","exploited":false,"published_at":"2026-08-26T18:16:30.427+00:00","url":"https://junglewise.ai/threats/cve-2026-32639-winter-cms-broken-access-control-in-cms-controllers-index"},{"cvss":6.1,"slug":"winter-cms-csrf-through-backend-page-action-routing-63f3a65d","title":"Winter CMS CSRF through backend page action routing","severity":"medium","exploited":false,"published_at":"2026-08-20T18:44:59+00:00","url":"https://junglewise.ai/threats/winter-cms-csrf-through-backend-page-action-routing-63f3a65d"},{"cve":"CVE-2026-32593","cvss":5.9,"epss":0.0027,"slug":"cve-2026-32593-winter-cms-sql-injection-in-backend-filter-widget-numberrange","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions up to and including 1.2.12, the backend Filter wid","severity":"medium","exploited":false,"published_at":"2026-08-26T18:16:29.89+00:00","url":"https://junglewise.ai/threats/cve-2026-32593-winter-cms-sql-injection-in-backend-filter-widget-numberrange"},{"cve":"CVE-2026-54256","cvss":5.4,"epss":0.0024,"slug":"cve-2026-54256-winter-cms-fileupload-widget-idor-in-attachment-metadata","title":"Winter CMS is a content management system built on the Laravel PHP framework. In versions up to and including 1.2.12, the backend FileUpload","severity":"medium","exploited":false,"published_at":"2026-08-26T18:16:40.78+00:00","url":"https://junglewise.ai/threats/cve-2026-54256-winter-cms-fileupload-widget-idor-in-attachment-metadata"}],"generated_at":"2026-09-27T03:07:00.185062+00:00","technologies":[{"name":"Winter CMS","slug":"winter-cms","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/winter-cms"},{"name":"Winter CMS Backend Module","slug":"backend-module","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/backend-module"},{"name":"Winter CMS WN Backend Module","slug":"wn-backend-module","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/wn-backend-module"}]}