CVE-2023-1473: Responsive WordPress Slideshows 3.29.0 - Reflected XSS

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-04-17 · updated 2026-06-17

Description

The Slider, Gallery, and Carousel by MetaSlider WordPress plugin 3.29.0 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 high privilege users such as admin

Affected products

metaslider Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider: before 3.29.1 — fixed in 3.29.1

How to fix

Upgrade to a fixed version: metaslider Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider 3.29.1. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/a6e6c67b-7d9b-4fdb-8115-c33add7bfc3d
https://wpscan.com/vulnerability/a6e6c67b-7d9b-4fdb-8115-c33add7bfc3d

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