What’s Vulnerable › Vulnerabilities

CVE-2023-3352: Smush – Lazy Load Images, Optimize & Compress Images <= 3.16.4 - Missing Authorization to Resmush List Deletion

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-06-21 · updated 2026-06-17
• Weakness: CWE-862

Description

The Smush plugin for WordPress is vulnerable to unauthorized deletion of the resmush list due to a missing capability check on the delete_resmush_list() function. This makes it possible for authenticated attackers, with minimal permissions such as a subscriber, to delete the resmush list for Nextgen or the Media Library.

Affected products

• wpmudev Smush – Image Optimization, Compression, Lazy Load, WebP & CDN: through 3.16.4

References

• https://plugins.trac.wordpress.org/changeset/3105107/wp-smushit/trunk/app/class-ajax.php
• https://www.wordfence.com/threat-intel/vulnerabilities/id/dfbaa3e4-40c2-41d8-996c-232e27a04b73?source=cve
• https://plugins.trac.wordpress.org/changeset/3105107/wp-smushit/trunk/app/class-ajax.php
• https://www.wordfence.com/threat-intel/vulnerabilities/id/dfbaa3e4-40c2-41d8-996c-232e27a04b73?source=cve

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