Description
The ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'shortpixel_ajaxRequest' AJAX action in all versions up to, and including, 6.3.4. This makes it possible for authenticated attackers, with Contributor-level access and above, to export and import site options.
References (4)
Core 4
Scores
CVSS v3
5.4
EPSS
0.0004
EPSS Percentile
13.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-862
Status
published
Products (1)
shortpixel/ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF
< 6.3.4
Published
Oct 18, 2025
Tracked Since
Feb 18, 2026