{"id":"CVE-2026-53691","aliases":["EUVD-2026-40293","GHSA-gxmr-q5p5-p9w5"],"status":"published","title":"Remote Code Execution in Redeight CMS","description":"An Unrestricted File Upload vulnerability in Redeight CMS version 1.0 allows authenticated attackers to achieve Remote Code Execution via the POST \"/admin/index.php?module=pages\u0026mode=FileAdd\" endpoint. The application fails to validate file extensions and MIME types, permitting the upload of arbitrary PHP scripts to the publicly accessible \"/uploads/files/\" directory where they can be executed directly by the web server.","severity":{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00671,"percentile":0.52297,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2026-06-30T11:19:57Z","modified":"2026-10-25T21:10:00Z","products":[{"vendor":"redeight","product":"redeight cms"}],"references":[{"url":"https://cert.pl/posts/2026/06/CVE-2026-53690","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53691"},{"url":"https://github.com/advisories/GHSA-gxmr-q5p5-p9w5"}],"sources":{"cve":[{"id":"CVE-2026-53691","title":"Remote Code Execution in Redeight CMS","description":"An Unrestricted File Upload vulnerability in Redeight CMS version 1.0 allows authenticated attackers to achieve Remote Code Execution via the POST \"/admin/index.php?module=pages\u0026mode=FileAdd\" endpoint. The application fails to validate file extensions and MIME types, permitting the upload of arbitrary PHP scripts to the publicly accessible \"/uploads/files/\" directory where they can be executed directly by the web server.","status":"published","published":"2026-06-30T11:19:57.431Z","modified":"2026-06-30T12:16:06.117Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L","level":"high","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:20:00.11477Z"}],"euvd":[{"id":"EUVD-2026-40293","description":"An Unrestricted File Upload vulnerability in Redeight CMS version 1.0 allows authenticated attackers to achieve Remote Code Execution via the POST \"/admin/index.php?module=pages\u0026mode=FileAdd\" endpoint. The application fails to validate file extensions and MIME types, permitting the upload of arbitrary PHP scripts to the publicly accessible \"/uploads/files/\" directory where they can be executed directly by the web server.","status":"published","published":"2026-06-30T11:19:57Z","modified":"2026-06-30T12:16:06Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L","level":"high"}],"updated_at":"2026-11-02T18:20:21.627235Z"}],"ghsa":[{"id":"GHSA-gxmr-q5p5-p9w5","title":"An Unrestricted File Upload vulnerability in Redeight CMS version 1.0 allows authenticated...","description":"An Unrestricted File Upload vulnerability in Redeight CMS version 1.0 allows authenticated attackers to achieve Remote Code Execution via the POST \"/admin/index.php?module=pages\u0026mode=FileAdd\" endpoint. The application fails to validate file extensions and MIME types, permitting the upload of arbitrary PHP scripts to the publicly accessible \"/uploads/files/\" directory where they can be executed directly by the web server.","status":"published","published":"2026-06-30T12:31:53Z","modified":"2026-06-30T12:32:00Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:09:05.934873Z"}],"nvd":[{"id":"CVE-2026-53691","description":"An Unrestricted File Upload vulnerability in Redeight CMS version 1.0 allows authenticated attackers to achieve Remote Code Execution via the POST \"/admin/index.php?module=pages\u0026mode=FileAdd\" endpoint. The application fails to validate file extensions and MIME types, permitting the upload of arbitrary PHP scripts to the publicly accessible \"/uploads/files/\" directory where they can be executed directly by the web server.","status":"published","published":"2026-06-30T12:16:24.53Z","modified":"2026-10-25T21:10:00.77Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:12:26.508751Z"}]}}