{"id":"CVE-2023-5524","state":"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","publishedAt":"2023-10-20T06:41:56.499Z","updatedAt":"2026-02-23T08:54:53.666Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","source":"M-Files Corporation"},"assigner":"M-Files Corporation","products":["M-Files Web Companion"],"affected":[{"vendor":"M-Files","product":"Web Companion","defaultStatus":"unaffected","versions":[{"version":"23.3","status":"affected","lessThan":"23.10","versionType":"custom"},{"version":"23.8 LTS SR1","status":"unaffected"}]}],"references":["https://product.m-files.com/security-advisories/cve-2023-5524/","https://empower.m-files.com/security-advisories/CVE-2023-5524","https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524/"],"weaknesses":["CWE-434"],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/5xxx/CVE-2023-5524.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-5524","state":"PUBLISHED","datePublished":"2023-10-20T06:41:56.499Z","dateUpdated":"2026-02-23T08:54:53.666Z","assignerShortName":"M-Files Corporation","assignerOrgId":"bcf7a16e-bfdc-46e4-9e42-4187da3f4410","dateReserved":"2023-10-11T13:31:23.607Z"},"containers":{"cna":{"title":"M-Files Web Companion allows Remote Code Execution for some filetypes","descriptions":[{"lang":"en","value":"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"}],"affected":[{"vendor":"M-Files","product":"Web Companion","defaultStatus":"unaffected","versions":[{"version":"23.3","status":"affected","lessThan":"23.10","versionType":"custom"},{"version":"23.8 LTS SR1","status":"unaffected"}]}],"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"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-434","description":"CWE-434 Unrestricted Upload of File with Dangerous Type","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"M-Files Corporation","orgId":"bcf7a16e-bfdc-46e4-9e42-4187da3f4410","dateUpdated":"2026-02-23T08:54:53.666Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Anton Keskisaari / Second Nature Security"}],"datePublic":"2023-10-20T12:35:00.000Z","exploits":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"None publicly available"}],"value":"None publicly available"}],"impacts":[{"capecId":"CAPEC-253","descriptions":[{"lang":"en","value":"CAPEC-253 Remote Code Inclusion"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update to fixed version"}],"value":"Update to fixed version"}],"source":{"defect":["168541"],"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T07:59:44.751Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-28T18:31:37.963688Z","id":"CVE-2023-5524","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-08-28T18:32:12.041Z"}}]}}}