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Serious Slider · Version history

Serious Slider changelog and version history

Latest version
1.4.2
Oct 5, 2026 (1 month ago)
Releases
30
since 2016
In the last year
6
about one every 41 days
Tested up to
WordPress 7.1.4
PHP 7.0 or later

Releases each year

  • 20163 releases
  • 201711 releases
  • 20181 release
  • 20191 release
  • 20201 release
  • 20212 releases
  • 20222 releases
  • 20243 releases
  • 20266 releases

20266 releases

  1. Serious Slider 1.4.2Latest

    • Release date – 2026.10.05
    • Restored shortcode support within slide content while retaining shortcode recursion protection
    • Added some missing parameters in shortcode hints list
    • Fixed some more Plugin Check validation issues
    • Tested for compatibility with WordPress 7.1

  2. Serious Slider 1.4.1

    • Release date – 2026.08.10
    • Fixed stored XSS vulnerability allowing an authenticated user (with at least contributor level) to inject unfiltered data through shortcode attributes – reported by WordFence
    • Fixed fatal error in inc/blocks.php with Plesk WP Toolkit Scan and WP_CLI use
    • Hardened validation of shortcode attributes, slider ID in widget call, image list in slider generation code, option values in taxonomy parameters saving

  3. Serious Slider 1.4.0

    • Release date – 2026.07.05
    • Added block functionality with slides preview and options control
    • The slider block can be customized with local options separate from the slider’s set options
    • Full control of all the slider options through the block editor panels
    • Quick links to the (classic) slider and slides management sections
    • Optimized slider-specific styling and JavaScript generation and enqueuing processes
    • Added recursion protection in slide content output (mainly to protect against slider-within-slider in the block editor) – this removes shortcode support within the slide content
    • Rewrote the slider meta options interface to make use of the new centralized options code
    • Bumped required WordPress version to 5.0 as that’s the minimum version integrating blocks functionality

  4. Serious Slider 1.3.2

    • Release date – 2026.06.10
    • Fixed indicators navigation not working since 1.3.0 (due to over-sanitization)
    • Reworked sanitization for sliders styling and scripting to better meet Plugin Check (PCP) validation
    • Add support for overriding all configuration parameters in shortcode call and added usage hint on the admin screen
    • Added dark 2 color scheme
    • Tested for compatibility with WordPress 7.0

  5. Serious Slider 1.3.1

    • Release date – 2026.04.03
    • Fixed slides buttons missing in 1.3.0 due to a typo
    • Fixed broken ‘slide’ transition animation in 1.3.0 due to over-sanitized styling
    • Fixed slider styling not being instance-specific and last styling applying to all instances placed on the same page

  6. Serious Slider 1.3.0

    • Release date – 2026.03.12
    • Fixed insufficient permissions check in slide image handling code allowing users with at least subscriber level access to delete images from slider – reported by Legion Hunter to patchstack.com and kr0d to Wordfence
    • Rewrote initialization to resolve the ‘_load_textdomain_just_in_time() was called incorrectly’ notice introduced by WordPress 6.7
    • Hardened permissions checks in functions handling sliders configuration parameters
    • Improved sanitization and escaping according to the Plugin Check (PCP) recommendations
    • Improved slider generation workflow to reset form after dynamic creation
    • Improved performance by loading scripts in footer
    • Fixed jQuery.isFunction() and jQuery.fn.bind() deprecation notices
    • Tested for compatibility with WordPress 6.9
    • Bumped required PHP version to 7.0

20243 releases

  1. Serious Slider 1.2.7

    • Release date – 2024.11.16
    • Fixed insufficient sanitization on shortcode parameters to address an XSS vulnerability that could be exploited by a malicious user with at least contributor level access – reported by Bob from WPScan
    • Confirmed compatibility with PHP 8.3

  2. Serious Slider 1.2.6

    • Release date – 2024.10.24
    • Fixed over-sanitization of ‘base font size’ value filtering out float numeric values
    • Fixed PHP 8.3 deprecation warnings: ‘creation of dynamic property’ and ‘using ${var} in strings, use {$var} instead’
    • Tested with WordPress 6.6

  3. Serious Slider 1.2.5

    • Release date – 2024.06.09
    • Added sanitization and additional existent content check to address CSRF vulnerability in sample slider generation – reported by Steven Julian to patchstack.com
    • Strengthened sanitization to address CSRF vulnerability in slider option fields – also reported by Steven Julian to patchstack.com
    • Added extra format check for malformed numbers in shortcode attributes
    • Incresed the number of supported caption buttons to 4
    • Fixed deprecation warning about jQuery.fn.bind()
    • Confirmed compatibility with PHP 8.2

20222 releases

  1. Serious Slider 1.2.4

    • Release date – 2022.12.09
    • Fixed slide meta options not getting saved or updated with WordPress 6+

  2. Serious Slider 1.2.3

    • Release date – 2022.01.02
    • Added configurable slider shadow effect
    • Improved usability of the “Add new slider” functionality
    • Fixed incorrect RTL behaviour of next/previous slider buttons
    • Fixed notice displayed on frontent when running on PHP 8.0+

20212 releases

  1. Serious Slider 1.2.2

    • Release date – 2021.04.28
    • Fixed jQuery.mobile enqueued with the wrong URL since 1.2.1 on older WordPress releases
    • Fixed some deprecation notices about jQuery.fn.bind() with WordPress 5.7

  2. Serious Slider 1.2.1

    • Release date – 2021.03.06
    • Updated bundled jQuery-Mobile to 1.5-rc for WordPress 5.6+ without jQuery-Migrate and fixed JavaScript errors
    • Fixed panels overlapping on smaller screens on the edit slider screen
    • Fixed ‘forced’ size mode responsiveness to remove unwanted gap under the slider

20201 release

  1. Serious Slider 1.2.0

    • Release date – 2020.06.03
    • Added the third ‘forced’ images size mode for sliders
    • Added forced support for Polylang multilingual plugin
    • Added privacy policy info
    • Updated plugin dashboard menu icon
    • Fixed ‘cryout_serious_slider_buttoncount’ filter
    • Fixed ‘Deprecated: media_buttons_context’ notice

20191 release

  1. Serious Slider 1.1.1

    • Added option to disable slider transitions autoplay
    • Added option to hide slider captions
    • Changed slider caption title from using h3 to div tag
    • Fixed ‘hidden’ option not working to navigation indicators
    • Fixed navigation indicators misalligned on IE 11 with some styles
    • Fixed caption going too wide on ‘Caption Left’ style with large captions
    • Fixed typo in no sliders hint
    • Fixed create_function() deprecation usage notifications in widgets.php with PHP 7.2+
    • Fixed slider image responsiveness position on RTL

20181 release

  1. Serious Slider 1.1.0

    • Improved slider responsiveness under 640px and 480px breakpoints
    • Improved new slider interface in ‘Manage Sliders’ screen
    • Added ‘random’ sort option in slider options
    • Fixed larger images overflowing slider container when using the ‘Adapt to images’ mode
    • Fixed styling overlaps from themes on the dark, tall and caption- styles
    • Fixed background color text style option no longer applying since 1.0.4

201711 releases

  1. Serious Slider 1.0.5

    • Small styling fix to remove an erroneous bottom margin
    • Cleaned up some leftover dev code

  2. Serious Slider 1.0.4

    • Added responsiveness option to choose between the new responsiveness mode and the pre-1.0 behaviour
    • Fixed slider multi-swipe issue on mobile devices
    • Restored paragraph support in slider captions (and added the necessary styling)
    • Added info message when slider button is used with Text editor
    • Minified custom styling added to the footer
    • Slightly improved accessibility

  3. Serious Slider 1.0.3

    • Fixed slider indicators being left aligned in Webkit browsers
    • Tweaked and re-checked all slider styles

  4. Serious Slider 1.0.2

    • Fixed shortcode attributes filter in wrong location and not working
    • Fixed slider missing indicators when ‘cryout theme’ style is used
    • Fixed slider description field being visible when HTML descriptions are enabled
    • Improved ‘manage slider’ section appearance and responsiveness

  5. Serious Slider 1.0.1

    • Fixed notice of undefined function call in shortcodes.php
    • Updated info on plugin about page

  6. Serious Slider 1.0.0

    • Added 4 new design styles (Square, Tall, Caption Left & Caption Bottom)
    • Totally revamped design of existing styles (Light, Dark, Bootstrap & Cryout)
    • Added slider buttons with up to 2 buttons per slide (with customizable label and link); removed in-caption links styling
    • Added caption alignment and caption max-width options
    • Added caption text styling option
    • Added accent color option
    • Added caption animation option with 4 effects
    • Added quick image management (add/change/remove) in the slides list section
    • Added ‘orderby’, ‘hidecaption’, ‘hidetitle’ slider shortcode parameters
    • Updated caption markup for compatibility with our Kahuna and Anima themes built-in styling
    • Several minor tweaks:
    • link to slides management in the slider section, added ‘Insert Slider’ button next to ‘Insert Media’;
    • moved toolbar button to secondary TinyMCE Editor row;
    • updated plugin info and links;
    • new banner and icon images;
    • added missing ‘no sliders’ message;

  7. Serious Slider 0.6.5

    • Added ‘shortcode’ column in sliders list
    • Fixed animation hiccup on some versions of Safari
    • Fixed slider bullets alignment
    • Fixed unclosed label in widget HTML markup
    • Changed class initialization hook to ‘setup_theme’

  8. Serious Slider 0.6.4

    • Added check to hide caption titles and text when they are not defined
    • Fixed widget slider no longer displaying slider output buffering shortcode in 0.6.1
    • Improved styling to remove prev/next buttons border on some themes

  9. Serious Slider 0.6.3

    • Fixed leftover debug output in 0.6.2

  10. Serious Slider 0.6.2

  11. Serious Slider 0.6.1

20163 releases

  1. Serious Slider 0.6

  2. Serious Slider 0.5.1

  3. Serious Slider 0.5

Questions about Serious Slider’s releases

What is the latest version of Serious Slider?

1.4.2, released on Oct 5, 2026 (1 month ago). It’s tested up to WordPress 7.1.4 and needs PHP 7.0 or later.

How often is Serious Slider updated?

6 releases in the last year, about one every 41 days. Its first release on WordPress.org dates from May 2016.

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Release dates come from the day each version’s folder was made in Serious Slider’s WordPress.org SVN repository; the notes from its readme’s changelog, as its authors wrote it.