CVE-2026-49777: WordPress Product Slider Pro for WooCommerce plugin < 3.5.4 - Backdoor vulnerability

Severity: critical (CVSS 10.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-06-05 · updated 2026-07-23
Weakness: CWE-1284

Description

Improper Validation of Specified Quantity in Input vulnerability in ShapedPlugin, LLC Product Slider Pro for WooCommerce allows Malicious Software Implanted. This issue affects Product Slider Pro for WooCommerce: from n/a before 3.5.4.

Affected products

ShapedPlugin, LLC Product Slider Pro for WooCommerce: before 3.5.4 — fixed in 3.5.4

How to fix

Upgrade to a fixed version: ShapedPlugin, LLC Product Slider Pro for WooCommerce 3.5.4. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/wordpress/plugin/woo-product-slider-pro/vulnerability/wordpress-product-slider-pro-for-woocommerce-plugin-3-5-2-backdoor-vulnerability?_s_id=cve

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