CVE-2023-4300: Import XML and RSS Feeds < 2.1.4 - Admin+ Arbitrary File Upload

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-09-25 · updated 2026-06-17

Description

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.

Affected products

Import XML and RSS Feeds: before 2.1.4 — fixed in 2.1.4

How to fix

Upgrade to a fixed version: Import XML and RSS Feeds 2.1.4. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/d4220025-2272-4d5f-9703-4b2ac4a51c42
https://wpscan.com/vulnerability/d4220025-2272-4d5f-9703-4b2ac4a51c42

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