CVE-2026-57741: WordPress AcyMailing SMTP Newsletter plugin <= 10.11.0 - Cross Site Scripting (XSS) vulnerability

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-13 · updated 2026-10-24
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in AcyMailing Newsletter Team AcyMailing SMTP Newsletter acymailing allows Stored XSS.This issue affects AcyMailing SMTP Newsletter: from n/a through <= 10.11.0.

Affected products

AcyMailing Newsletter Team AcyMailing SMTP Newsletter: through 10.11.0

References

https://patchstack.com/database/Wordpress/Plugin/acymailing/vulnerability/wordpress-acymailing-smtp-newsletter-plugin-10-10-2-cross-site-scripting-xss-vulnerability?_s_id=cve

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