CVE-2026-105318: WordPress AcyMailing SMTP Newsletter plugin <= 11.1.0 - Cross Site Scripting (XSS) vulnerability

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-09 · updated 2026-10-09
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Datasolution AcyMailing SMTP Newsletter acymailing allows Reflected XSS.This issue affects AcyMailing SMTP Newsletter: from n/a through 11.1.0.

Affected products

Datasolution AcyMailing SMTP Newsletter: through 11.1.0

References

https://patchstack.com/database/wordpress/plugin/acymailing/vulnerability/wordpress-acymailing-smtp-newsletter-plugin-11-1-0-cross-site-scripting-xss-vulnerability?_s_id=cve

Get alerted when CVE-2026-105318 or the next vulnerability affects your stack