CVE-2026-17161
The WowStore – Store Builder & Product Blocks for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'filterMobileText' Block Attribute in all versions up to, and including, 4.4.24 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. The save-time wp_kses_post sanitization is ineffective because the payload is stored inside a Gutenberg block delimiter comment as JSON, which wp_kses_post preserves, allowing an attribute-breakout string to survive to the server-side render_callback.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- Puntuación base: 6.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.33%
- Percentil entre todas las CVEs puntuadas: 24
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-79
Referencias
- https://plugins.trac.wordpress.org/browser/product-blocks/trunk/blocks/Product_Grid_1.php#L107
- https://plugins.trac.wordpress.org/browser/product-blocks/trunk/blocks/template/filter.php#L10
- https://plugins.trac.wordpress.org/browser/product-blocks/trunk/classes/Functions.php#L1632
- https://plugins.trac.wordpress.org/changeset?reponame=&old=3625492%40product-blocks&new=3625492%40product-blocks
- https://www.wordfence.com/threat-intel/vulnerabilities/id/fae39bf9-8ceb-4cb1-afd1-522c885e6ef5?source=cve
JSON original (NVD)
Mostrar
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"role": "CISA Coordinator",
"options": [
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{
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"version": "2.0.3",
"timestamp": "2026-07-29T13:03:21.619914Z"
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"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
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"impactScore": 2.7,
"exploitabilityScore": 3.1
}
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"affected": [
{
"source": "security@wordfence.com",
"affectedData": [
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"versions": [
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"published": "2026-07-29T02:16:43.337",
"references": [
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"description": [
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"descriptions": [
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"lang": "en",
"value": "The WowStore – Store Builder & Product Blocks for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'filterMobileText' Block Attribute in all versions up to, and including, 4.4.24 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. The save-time wp_kses_post sanitization is ineffective because the payload is stored inside a Gutenberg block delimiter comment as JSON, which wp_kses_post preserves, allowing an attribute-breakout string to survive to the server-side render_callback."
}
],
"lastModified": "2026-07-30T14:01:30.413",
"sourceIdentifier": "security@wordfence.com"
}