{"id":"CVE-2023-5524","aliases":["EUVD-2023-57837","GHSA-r2vj-428g-v68v"],"status":"published","title":"M-Files Web Companion allows Remote Code Execution for some filetypes","description":"Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows \n\nRemote Code Execution\n\n via specific file types","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00329,"percentile":0.26169,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2023-10-20T06:41:56Z","modified":"2026-06-17T06:48:45Z","products":[{"vendor":"lavasoft","product":"web companion"},{"vendor":"m-files","product":"web companion"},{"vendor":"m-files","product":"web_companion"}],"references":[{"url":"https://product.m-files.com/security-advisories/cve-2023-5524/","tags":["vendor-advisory"]},{"url":"https://empower.m-files.com/security-advisories/CVE-2023-5524","tags":["vendor-advisory"]},{"url":"https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524/","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5524"},{"url":"https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524"},{"url":"https://product.m-files.com/security-advisories/cve-2023-5524"},{"url":"https://github.com/advisories/GHSA-r2vj-428g-v68v"}],"sources":{"cve":[{"id":"CVE-2023-5524","title":"M-Files Web Companion allows Remote Code Execution for some filetypes","description":"Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows \n\nRemote Code Execution\n\n via specific file types","status":"published","published":"2023-10-20T06:41:56.499Z","modified":"2026-02-23T08:54:53.666Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:35:17.149492Z"}],"euvd":[{"id":"EUVD-2023-57837","description":"Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows \n\nRemote Code Execution\n\n via specific file types","status":"published","published":"2023-10-20T06:41:56Z","modified":"2026-02-23T08:54:53Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:48:34.555054Z"}],"ghsa":[{"id":"GHSA-r2vj-428g-v68v","title":"Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service...","description":"Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows \n\nRemote Code Execution\n\n via specific file types","status":"published","published":"2023-10-20T09:30:28Z","modified":"2026-02-23T09:32:21Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:06:19.778226Z"}],"nvd":[{"id":"CVE-2023-5524","description":"Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows \n\nRemote Code Execution\n\n via specific file types","status":"published","published":"2023-10-20T07:15:17.717Z","modified":"2026-06-17T06:48:45.96Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:08:39.058878Z"}]}}