🔐 CVE Alert

CVE-2026-12170

MEDIUM 6.4

AcyMailing <= 10.10.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'alignment' Attribute

CVSS Score
6.4
EPSS Score
0.3%
EPSS Percentile
17th

The AcyMailing – An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'alignment' attribute in all versions up to, and including, 10.10.2 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.

CWE CWE-79
Vendor acyba
Product acymailing – an ultimate newsletter plugin and marketing automation solution for wordpress
Published Jul 9, 2026
Last Updated Jul 9, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

acyba / AcyMailing – An Ultimate Newsletter Plugin and Marketing Automation Solution for WordPress
0 ≤ 10.10.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/4fd76fbc-22df-4071-a2ae-9c9ac9cdbc57?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/acymailing/tags/10.10.2/back/Core/wordpress/form.php#L292 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/acymailing/tags/10.10.2/back/Core/wordpress/form.php#L322 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/acymailing/tags/10.10.2/WpInit/Gutenberg.php#L202 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/acymailing/tags/10.10.2/WpInit/Gutenberg.php#L124 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?reponame=&old=3597432%40acymailing&new=3597432%40acymailing

Credits

Chloe Chamberland PRISM