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CVE-2023-4819: shared files vulnerability
CVE-2023-4819: medium vulnerability affecting shared files. Check CVSS, KEV status, business impact and recommended administrator actions.
- CVSS
- 6.1 MEDIUM
- EPSS
- 34.46%
- Known exploited
- not in KEV
- Product
- shared files
What is known
The Shared Files WordPress plugin before 1.7.6 does not return the right Content-Type header for the specified uploaded file. Therefore, an attacker can upload an allowed file extension injected with malicious scripts.
Business impact
Successful exploitation of CVE-2023-4819, a medium vulnerability (CVSS 6.1) affecting shared files, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.
Recommended administrator action
Confirm whether shared files is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.