CVE-2023-5524

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.5 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

I

nsufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows Remote Code Execution via specific file types

References

Link	Resource
https://empower.m-files.com/security-advisories/CVE-2023-5524
https://product.m-files.com/security-advisories/cve-2023-5524/
https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524/

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:m-files:web_companion:::::lts:::*
	cpe:2.3:a:m-files:web_companion:::::-:::*
	cpe:2.3:a:m-files:web_companion:23.8:-:::lts:::*

History

23 Feb 2026, 09:16

Type	Values Removed	Values Added
References		() https://empower.m-files.com/security-advisories/CVE-2023-5524 -

21 Nov 2024, 08:41

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~7.3~~	v2 : unknown v3 : 8.2
References		() https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524/ -

28 Aug 2024, 09:15

Type	Values Removed	Values Added
References	~~{'url': 'https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524/', 'tags': ['Vendor Advisory'], 'source': '[email protected]'}~~	() https://product.m-files.com/security-advisories/cve-2023-5524/ -
Summary	~~(en) Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows Remote Code Execution via specific file types~~	(en) Insufficient blacklisting in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows Remote Code Execution via specific file types

Information

Published : 2023-10-20 07:15

Updated : 2026-02-23 09:16

NVD link : CVE-2023-5524

Mitre link : CVE-2023-5524

CVE.ORG link : CVE-2023-5524

JSON object : View

Products Affected

web_companion

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

{"id": "CVE-2023-5524", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "[email protected]", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.2, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 1.5}, {"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.3, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.3}]}, "published": "2023-10-20T07:15:17.717", "references": [{"url": "https://empower.m-files.com/security-advisories/CVE-2023-5524", "source": "[email protected]"}, {"url": "https://product.m-files.com/security-advisories/cve-2023-5524/", "source": "[email protected]"}, {"url": "https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5524/", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-434"}]}, {"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-434"}]}], "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"}, {"lang": "es", "value": "Lista negra insuficiente en M-Files Web Companion antes de la versi\u00f3n 23.10 y en las versiones de lanzamiento del servicio LTS anteriores a 23.8 LTS SR1 permite la ejecuci\u00f3n remota de c\u00f3digo a trav\u00e9s de tipos de archivos espec\u00edficos"}], "lastModified": "2026-02-23T09:16:15.753", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:m-files:web_companion:*:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "4A13E967-9494-4FA8-AE96-503DACD92325", "versionEndExcluding": "23.8"}, {"criteria": "cpe:2.3:a:m-files:web_companion:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "8442CD82-5B17-4837-831B-BB1F4B4BC333", "versionEndExcluding": "23.10", "versionStartIncluding": "23.3"}, {"criteria": "cpe:2.3:a:m-files:web_companion:23.8:-:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "F039E21F-58D0-4BBC-B41E-EFE922009296"}], "operator": "OR"}]}], "sourceIdentifier": "[email protected]"}