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CVE-2026-16236

HIGH 8.8 CVSS 3.1
Published
July 31, 2026
Last modified
August 12, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-434
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The Realtyna Organic IDX plugin for WordPress is vulnerable to Arbitrary File Upload in versions up to, and including, 5.3.0. This is due to missing file extension and content validation in the saveLiveImages() function combined with an insufficient authorization check on the get_keys() AJAX handler and a missing authentication check on the REST API import endpoint. This makes it possible for authenticated attackers, with subscriber-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Affected WordPress components

  • Realtyna Organic IDX plugin + WPL Real Estate Plugin · real-estate-listing-realtyna-wpl
    Confirmed match Active
    Up to and including 5.3.0
    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

  • realtyna Realtyna Organic IDX plugin + WPL Real Estate — Up to and including 5.3.0

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/real-estate-listing-realtyna-wpl/tags/5.3.0/api/init.php#L8
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/real-estate-listing-realtyna-wpl/tags/5.3.0/libraries/idx/addon_idxn.php#L562
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/real-estate-listing-realtyna-wpl/tags/5.3.0/libraries/idx/idx_property_mapper.php#L392
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/real-estate-listing-realtyna-wpl/tags/5.3.0/views/backend/addon_idx/wpl_ajax.php#L238
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/4a64f840-8570-4f98-8b72-27bee1607fc2?source=cve
  • nvd.nist.gov Official NVD record