The ACF Onyx Poll plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘class’ parameter in all versions up to, and including, 1.1.9 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.
Advisories
Source ID Title
EUVD EUVD EUVD-2025-18236 The ACF Onyx Poll plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘class’ parameter in all versions up to, and including, 1.1.9 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 15 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00034}

epss

{'score': 0.00039}


Fri, 13 Jun 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 13 Jun 2025 02:30:00 +0000

Type Values Removed Values Added
Description The ACF Onyx Poll plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘class’ parameter in all versions up to, and including, 1.1.9 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.
Title ACF Onyx Poll <= 1.1.9 - Authenticated (Contributor+) Stored Cross-Site Scripting via class Parameter
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2025-06-13T14:03:28.743Z

Reserved: 2025-06-06T21:24:35.248Z

Link: CVE-2025-5841

cve-icon Vulnrichment

Updated: 2025-06-13T14:03:25.845Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-06-13T03:15:52.457

Modified: 2025-06-16T12:32:18.840

Link: CVE-2025-5841

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses