CVE-2025-5337
Slider, Gallery, and Carousel by MetaSlider <= 3.98.0 - Authenticated (Contributor+) Stored DOM-Based Cross-Site Scripting via aria-label Parameter
CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th
The Slider, Gallery, and Carousel by MetaSlider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘aria-label’ parameter in all versions up to, and including, 3.98.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
| CWE | CWE-79 |
| Vendor | metaslider |
| Product | slider, gallery, and carousel by metaslider – image slider, video slider |
| Published | Jun 14, 2025 |
| Last Updated | Apr 8, 2026 |
Stay Ahead of the Next One
Get instant alerts for metaslider slider, gallery, and carousel by metaslider – image slider, video slider
Be the first to know when new medium vulnerabilities affecting metaslider slider, gallery, and carousel by metaslider – image slider, video slider are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
metaslider / Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider
0 ≤ 3.98.0
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/0e6492e5-a506-4d77-96d2-08f700b6ee76?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/ml-slider/tags/3.98.0/assets/metaslider/script.js#L11 wordpress.org: https://wordpress.org/plugins/ml-slider/#developers plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3309932/ml-slider/tags/3.99.0/assets/metaslider/script.js
Credits
Asaf Mozes