Medium · 4.9 CVE-2026-97246 EUVD-2026-89910GHSA-x62g-qgmr-chj3

WordPress ShortPixel Image Optimizer plugin <= 6.5.5 - PHP Object Injection vulnerability

Published Sep 30, 2026 · Updated Oct 20, 2026 · Assigned by Patchstack

Vendor: ShortPixel Product: ShortPixel Image Optimizer

Description

Deserialization of Untrusted Data vulnerability in ShortPixel ShortPixel Image Optimizer shortpixel-image-optimiser allows Object Injection.This issue affects ShortPixel Image Optimizer: from n/a through 6.5.5.

Affected products

Vendor	Product	Affected	Fixed
ShortPixel	ShortPixel Image Optimizer	≤ 6.5.5	—

References

https://patchstack.com/database/wordpress/plugin/shortpixel-image-optimiser/vulnerability/wordpress-shortpixel-image-optimizer-plugin-6-5-5-php-object-injection-vulnerability?_s_id=cve vdb-entry