CVE-2026-105318 PUBLISHED

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

Assigner: Patchstack
Reserved: 05.10.2026 Published: 09.10.2026 Updated: 09.10.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS Score: 7.1

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	Required	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	Datasolution
Product	AcyMailing SMTP Newsletter
Versions	Default: unaffected affected from 0 to 11.1.0 (incl.)

Solutions

Update the WordPress AcyMailing SMTP Newsletter plugin to the latest available version (at least 11.1.1).

Credits

Peter Tang | Patchstack Bug Bounty Program finder

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

Problem Types

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

Impacts

Reflected XSS