Highcompress Image Compressor <= 5.0.0 - Missing Authorization via multiple AJAX actions

Missing Authorization
CVE CVE-2023-40209
CVSS Medium (6.5)
Publicly Published August 11, 2023
Last Updated January 22, 2024
Researcher Abdi Pranata
Description

The Highcompress Image Compressor plugin for WordPress is vulnerable to unauthorized modification of datadue to a missing capability check on the 'verify_highcompress_process_auto', 'verify_highcompress_process_images', and 'verify_highcompress_api_key' AJAX functions in versions up to, and including, 5.0.0. This makes it possible for authenticated attackers, with subscriber-level access and above, to compress images and verify or modify the plugin's API key.

References

1 affected software package

Software Type Plugin
Software Slug high-compress (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 5.0.0
Patched Version
  • 6.0.0
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