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1 vulnerability found for Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog & News by shapedplugin
CVE-2026-119160 (GCVE-0-2026-119160)
Vulnerability from cvelistv5
Published
2026-10-31 08:30
Modified
2026-11-01 17:34
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation
Summary
The Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog & News plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'display_name' parameter in all versions up to, and including, 4.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim page to contain an Author Filter block alongside a grid or live-filter block, and execution is triggered by a visitor clicking the attacker's author entry in the dropdown — a standard filter interaction requiring no elevated privileges from the victim.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| shapedplugin | Smart Post – Post Grid, Post Carousel, Post Slider Gutenberg Blocks for Blog & News |
Version: 0 ≤ 4.0.9 |
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"url": "https://plugins.trac.wordpress.org/browser/post-carousel/tags/4.0.8/blocks/includes/class-template-part.php#L1146"
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