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CVE-2023-4521

CRITICAL 9.8 CVSS 3.1
Published
September 25, 2023
Last modified
June 17, 2026
NVD status
Modified
Reported by
contact@wpscan.com
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

The Import XML and RSS Feeds WordPress plugin before 2.1.5 contains a web shell, allowing unauthenticated attackers to perform RCE. The plugin/vendor was not compromised and the files are the result of running a PoC for a previously reported issue (https://wpscan.com/vulnerability/d4220025-2272-4d5f-9703-4b2ac4a51c42) and not deleting the created files when releasing the new version.

Affected WordPress components

  • Import XML and RSS Feeds Plugin · import-xml-feed
    Possible match Active
    From 2.1.4 (including) to 2.1.5 (excluding)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Import XML and RSS Feeds — From 2.1.4 (including) to 2.1.5 (excluding)
  • mooveagency import_xml_and_rss_feeds — Before 2.1.5

References

  • wpscan.com https://wpscan.com/vulnerability/de2cdb38-3a9f-448e-b564-a798d1e93481 Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record