The Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 3.94.0 via deserialization of untrusted input. This makes it possible for authenticated attackers, with Editor-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installed on the target system, it may allow the attacker to perform actions like delete arbitrary files, retrieve sensitive data, or execute code depending on the POP chain present.
CVE-2025-26763 is a high severity with CVSS 7.2 Vulnerability issue affecting the Plugin Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider. It affects Versions up to 3.94.0 and is fixed in 3.95.0.
CVE-2025-26763 is tracked for the Plugin Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider as high severity with CVSS 7.2. The affected range is Versions up to 3.94.0. Update Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider to 3.95.0 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
ml-slider
View on wordpress.org
|
| CVE | CVE-2025-26763 |
| Patched Versions |
3.95.0
|
| Affected Versions |
Versions up to 3.94.0
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Slider, Gallery, and Carousel by MetaSlider <= 3.98.0 - Authenticated (Contributor+) Stored DOM-Based Cross-Site Scripting via aria-label Parameter
Slider, Gallery, and Carousel by MetaSlider – Responsive WordPress Slideshows <= 3.70.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via metaslider Shortcode
Slider, Gallery, and Carousel by MetaSlider <= 3.29.0 - Reflected Cross-Site Scripting
Slider, Gallery, and Carousel by MetaSlider – Responsive WordPress Plugin <= 2.5 - Cross-Site Scripting
Slider, Gallery, and Carousel by MetaSlider – Responsive WordPress Plugin <= 3.27.8 - Authenticated (Administrator+) Stored Cross-Site Scripting
Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider <= 3.94.0 - Authenticated (Admin+) Stored Cross-Site Scripting
Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider <= 3.94.0 - Authenticated (Admin+) Stored Cross-Site Scripting
Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider <= 3.92.0 - Cross-Site Request Forgery
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