CVE-2023-4300: import xml and rss feeds vulnerability

What is known

The Import XML and RSS Feeds WordPress plugin before 2.1.4 does not filter file extensions for uploaded files, allowing an attacker to upload a malicious PHP file, leading to Remote Code Execution.

Business impact

Successful exploitation of CVE-2023-4300, a high vulnerability (CVSS 7.2) affecting import xml and rss feeds, 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 import xml and rss feeds 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.

Sources

• NVD
• Reference