PT-2026-56711

CVE-2026-12170

Published

2026-07-08

Updated

2026-07-09

Description by

CVSS 3.1

6.4

Medium

MetricsAV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions AcyMailing – An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress versions prior to 10.10.3

Description Insufficient input sanitization and output escaping allow authenticated attackers with contributor-level access and above to perform Stored Cross-Site Scripting (XSS). This occurs via the alignment attribute, enabling the injection of arbitrary web scripts into pages that execute when accessed by other users.

Recommendations Update AcyMailing – An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress to version 10.10.3 or later.

Exploitability

Fix

Impacts

Researchers

Chloe Chamberland

Prism

Vendors

Affected products

Weakness enumeration

CWE-79: Improper Neutralization of Input During Web Page Generation (\'Cross-site Scripting\')

Related identifiers