Smart Slider 3 <= 3.5.1.38 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'data-href' Attribute in Custom HTML Block

Why this deserves its current priority

CVSS is 6.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Affected scope and exposure questions

The current feed maps nextendweb/Smart Slider 3 (generic). Check affected ranges and fixed versions before updating.

Recommended response

1. 1Check inventory. Check lockfiles and deployed manifests for nextendweb/Smart Slider 3.
2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

1. Published upstream

   Sep 30, 2026

   Evidence: source:cvelist:source_dates:source-dates:record

2. Source modified

   Sep 30, 2026

   Evidence: source:cvelist:source_dates:source-dates:record

3. First seen by HOL

   Sep 30, 2026

Sources and claim methodology

• Source referenceplugins.trac.wordpress.org
• Source referencewordfence.com

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• Viable URL Media Uploader <= 1.0.0 - Authenticated (Author+) Stored Cross-Site Scripting via SVG File UploadAlso CWE-79
• HT Mega Addons for Elementor <= 3.1.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via Data Table 'display_options' SettingAlso CWE-79
• Bold Page Builder <= 5.7.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via bt_bb_css_image_grid 'images' Shortcode AttributeAlso CWE-79
• Bold Page Builder <= 5.7.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'target' Shortcode AttributeAlso CWE-79
• Bold Page Builder <= 5.7.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'caption' ParameterAlso CWE-79
• Bold Page Builder <= 5.7.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'background_image' ParameterAlso CWE-79