CVE-2023-4521

Summary

CVE-2023-4521 is a newly disclosed vulnerability affecting the Import XML and RSS Feeds plugin before version 2.1.5 for WordPress. The issue permits unauthenticated attackers to execute remote code (RCE) on affected installations due to the presence of a web shell. This vulnerability did not result from a compromise of the plugin or its vendor. Instead, it stems from a proof-of-concept (PoC) demonstrating a previously reported issue that was not fully resolved when the new plugin version was released.

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