Reported vulnerability
Carousel, Slider, Gallery by WP Carousel – Image Carousel & Photo Gallery, Post Carousel & Post Grid, Product Carousel & Product Grid for WooCommerce <= 2.6.3 - Authenticated (Admin+) PHP Object Injection
Published 9 Apr 2024
Updated 10 Apr 2024
CVE-2024-3020
Compare your installed software with the affected versions below. Follow the source’s remediation guidance and test an available update after taking a backup. A database entry describes a reported issue; it does not establish whether a particular website has been compromised.
Does this affect my version?
Check your installed version against this advisory. This compares the report’s version ranges and does not scan your website.
Wordfence advisory
high · CVSS 7.2The plugin is vulnerable to PHP Object Injection in versions up to and including, 2.6.3 via deserialization of untrusted input in the import function via the 'shortcode' parameter. This allows authenticated attackers, with administrator-level access to inject a PHP Object. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.
Severity vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Carousel, Slider, Photo Gallery with Lightbox, Video Slider, by WP Carousel
- Software
- plugin · wp-carousel-free
- Affected versions
- Start version unspecified, through 2.6.3
- Fix availability
- Fix available
- Fixed versions
- 2.6.4
Recommended action
Update to version 2.6.4, or a newer patched version
Further references (1)
Data sources and licences
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Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.
Read licence termsCopyright 1999-2026 The MITRE Corporation
CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
Read licence termsSource: Wordfence
Need help fixing this issue?
Get help checking your site, applying an available update and resolving any problems after updating.
Get help with this issueQuestions about this vulnerability
Which versions of Carousel, Slider, Photo Gallery with Lightbox, Video Slider, by WP Carousel are affected?
Wordfence lists these affected versions: Start version unspecified, through 2.6.3. Use the version checker above to compare your installed release with this report.
Is a fix available for Carousel, Slider, Photo Gallery with Lightbox, Video Slider, by WP Carousel?
Wordfence reports a fix for this issue in Carousel, Slider, Photo Gallery with Lightbox, Video Slider, by WP Carousel. It lists these fixed versions: 2.6.4. Back up your website and test the recommended update before applying it to your live site.
Where can I find my installed plugin version?
In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.
Does an affected version mean my website has been hacked?
An affected version means the installed release matches a vulnerability described in this report. It does not show whether anyone has exploited it on your website. The checker compares version numbers with stored reports; it does not inspect your website.
Other reports for the same product
These reports cover at least one of the same plugins, themes or WordPress core. Check each report’s affected versions separately.
- WP Carousel Free <= 2.7.10 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'data-caption' AttributeUpdated 5 May 2026
- Thumbnail Slider With Lightbox <= 1.0.21 - Authenticated (Contributor+) DOM-Based Stored Cross-Site ScriptingUpdated 11 Nov 2025
- Carousel, Slider, Gallery by WP Carousel <= 2.7.3 - Authenticated (Admin+) Stored Cross-Site ScriptingUpdated 26 Feb 2025
- Carousel, Slider, Gallery by WP Carousel <= 2.6.8 - Authenticated (Editor+) Stored Cross-Site ScriptingUpdated 21 Feb 2025
- Carousel, Slider, Gallery by WP Carousel – Image Carousel & Photo Gallery, Post Carousel & Post Grid, Product Carousel & Product Grid for WooCommerce <= 2.6.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'sp_wp_carousel_shortcode'Updated 11 Apr 2024