CVE-2023-0334: Shortpixel Adaptive Images

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

The ShortPixel Adaptive Images WordPress plugin before 3.6.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against any high privilege users such as admin

Affected products

• Shortpixel Shortpixel Adaptive Images: before 3.6.3 (fixed in 3.6.3)

Published 2023-02-27. Last modified 2026-06-17.