Serious Slider

77 Quality Score

Active Installs

19/30

With 20,000 active installs, the plugin has a modest but real audience, ranking it well above the baseline threshold used in scoring.

Update Freshness

25/25

The plugin was updated July 2026 and is tested against WordPress 7.0, indicating very current and attentive maintenance.

User Rating

10/15

A 68/100 rating from only 8 reviewers gives a directional signal but a small sample that should be weighed carefully.

Support Health

8/15

Zero support threads and zero resolutions means there is no track record of responsive help, which is a concern for troubleshooting.

WP Compatibility

15/15

Full compatibility marks reflect clean operation with modern WordPress 7.0 and PHP 7.0+ environments.

Scores higher than 55% of indexed plugins

About

Serious Slider is a free highly efficient SEO friendly fully translatable accessibility ready image slider for WordPress. Seriously!

Active Installs 20k+

Rating ★★★ 3.4/5

Last Updated 2026-08-10 8:59am GMT

Requires WordPress 5.0+

Tested Up To 7.0.4

Requires PHP 7.0+

Security History

5 known vulnerabilities, all patched

5 Medium

Most recent: August 15, 2026

View details ▸

Serious Slider <= 1.4.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'theme' Shortcode Attribute Medium

August 15, 2026 Patched in ["1.4.1"] CVE-2026-15726

Serious Slider <= 1.2.7 - Missing Authorization Medium

January 30, 2026 Patched in ["1.3.0"] CVE-2026-25399

Serious Slider <= 1.2.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Medium

November 29, 2024 Patched in ["1.2.7"] CVE-2024-11108

Serious Slider <= 1.2.4 - Authenticated (Editor+) Stored Cross-Site Scripting Medium

June 17, 2024 Patched in ["1.2.5"] CVE-2024-35762

Serious Slider <= 1.2.4 - Cross-Site Request Forgery Medium

April 25, 2024 Patched in ["1.2.5"] CVE-2024-33650

What It Does

Serious Slider is a lightweight image slider plugin that lets WordPress users add responsive, SEO-friendly slideshows to their pages and posts. It emphasizes accessibility and translatability, making it usable across languages and for visitors using assistive technology. The plugin focuses on doing one job efficiently rather than offering deep customization layers.

Who It's For

This plugin is a reasonable fit for small site owners, bloggers, and non-profits that need a simple, free slider without the bloat of a full gallery suite. It also suits localization-conscious teams and accessibility-first projects that want a translator- and screen-reader-friendly default out of the box.

Who Should Skip It

Anyone building a feature-rich slider with animations, video slides, dynamic content, or layered design controls should look elsewhere. High-traffic e-commerce stores or sites needing guaranteed support responsiveness will also be poorly served by a plugin with zero documented support threads.

The Bottom Line

Serious Slider earns a solid 76.96/100 thanks to strong maintenance and compatibility scores, but its thin rating pool and absent support track record keep it from the top tier. It is a dependable pick for simple, accessible slider needs on small sites. For anything more demanding, the alternatives above offer far larger user bases and proven support.

Related Plugins

Smart Slider 3 89/100

Choose this when you want a polished, feature-rich slider ecosystem with templates, layers, and strong community support at 800,000 installs.

SiteOrigin Widgets Bundle 87/100

Pick this if you want a slider bundled inside a broader page-builder widget toolkit at 400,000 installs.

Slider, Gallery, and Carousel by MetaSlider 87/100

Go with MetaSlider when you need a widely adopted, beginner-friendly slider with slideshow, video, and carousel modes at 500,000 installs.

Photo Gallery, Sliders, Proofing and Themes by NextGEN Gallery 86/100

Use NextGEN when your project goes beyond a single slider into full gallery, proofing, and theme workflows at 400,000 installs.