CVE-2026-5324 (GCVE-0-2026-5324)
Vulnerability from cvelistv5
Published
2026-05-02 08:27
Modified
2026-05-02 08:27
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Summary
The Brizy – Page Builder plugin for WordPress is vulnerable to Unauthenticated Stored Cross-Site Scripting in all versions up to, and including, 2.8.11 This is due to a combination of missing nonce verification for unauthenticated form submissions, insufficient handling of FileUpload fields when no file is uploaded, and the reversal of security encoding via html_entity_decode() followed by unescaped output in the admin view. The submit_form() function skips nonce verification for non-logged-in users (api.php:198). The handleFileTypeFields() function fails to overwrite user-supplied values when no file is attached. While htmlentities() is applied during storage, html_entity_decode() reverses this on display (form-entries.php:79). The form-data.php template outputs FileUpload values directly in href attributes without esc_url(). This makes it possible for unauthenticated attackers to inject arbitrary web scripts that execute when an administrator views the form Leads page.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| themefusecom | Brizy – Page Builder |
Version: 0 ≤ 2.8.11 |
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Brizy \u2013 Page Builder",
"vendor": "themefusecom",
"versions": [
{
"lessThanOrEqual": "2.8.11",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "momopon1415"
}
],
"descriptions": [
{
"lang": "en",
"value": "The Brizy \u2013 Page Builder plugin for WordPress is vulnerable to Unauthenticated Stored Cross-Site Scripting in all versions up to, and including, 2.8.11 This is due to a combination of missing nonce verification for unauthenticated form submissions, insufficient handling of FileUpload fields when no file is uploaded, and the reversal of security encoding via html_entity_decode() followed by unescaped output in the admin view. The submit_form() function skips nonce verification for non-logged-in users (api.php:198). The handleFileTypeFields() function fails to overwrite user-supplied values when no file is attached. While htmlentities() is applied during storage, html_entity_decode() reverses this on display (form-entries.php:79). The form-data.php template outputs FileUpload values directly in href attributes without esc_url(). This makes it possible for unauthenticated attackers to inject arbitrary web scripts that execute when an administrator views the form Leads page."
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 7.2,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-02T08:27:05.238Z",
"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"shortName": "Wordfence"
},
"references": [
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/78ec499e-5edd-4f11-9090-f79868864fee?source=cve"
},
{
"url": "https://plugins.trac.wordpress.org/browser/brizy/tags/2.7.24/admin/views/form-data.php#L11"
},
{
"url": "https://plugins.trac.wordpress.org/browser/brizy/tags/2.7.24/admin/form-entries.php#L79"
},
{
"url": "https://plugins.trac.wordpress.org/browser/brizy/trunk/admin/views/form-data.php#L11"
},
{
"url": "https://plugins.trac.wordpress.org/browser/brizy/tags/2.7.24/editor/forms/api.php#L198"
},
{
"url": "https://plugins.trac.wordpress.org/browser/brizy/tags/2.7.24/editor/forms/api.php#L295"
},
{
"url": "https://plugins.trac.wordpress.org/changeset/3502206/brizy/trunk/admin/views/form-data.php"
},
{
"url": "https://plugins.trac.wordpress.org/changeset?old_path=%2Fbrizy/tags/2.8.11\u0026new_path=%2Fbrizy/tags/2.8.12"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-04-01T13:32:30.000Z",
"value": "Vendor Notified"
},
{
"lang": "en",
"time": "2026-05-01T20:15:49.000Z",
"value": "Disclosed"
}
],
"title": "Brizy \u2013 Page Builder \u003c= 2.8.11 - Unauthenticated Stored Cross-Site Scripting via FileUpload Field Value"
}
},
"cveMetadata": {
"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"assignerShortName": "Wordfence",
"cveId": "CVE-2026-5324",
"datePublished": "2026-05-02T08:27:05.238Z",
"dateReserved": "2026-04-01T13:14:12.888Z",
"dateUpdated": "2026-05-02T08:27:05.238Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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