CVE-2026-94389criticalCWE-94

CVE-2026-94389: critical vulnerability in AcyMailing SMTP Newsletter

WordPress AcyMailing SMTP Newsletter plugin <= 11.0.5 - Remote Code Execution (RCE) vulnerability

Published

28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9epss 0.5%
exploitation probability
0.5%top 62% of all CVEs
observed exploitation
nono source reports it
Unauthenticated Remote Code Execution (RCE) in AcyMailing SMTP Newsletter <= 11.0.5 versions.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected products
AcyMailing Newsletter Team · AcyMailing SMTP Newsletter
Related CVEs — AcyMailing SMTP Newsletter

In the same product, most dangerous first.

CVE-2026-57739CRITICALWordPress AcyMailing SMTP Newsletter plugin <= 10.11.0 - SQL Injection vulnerabilityEPSS 0.4%CVE-2026-95588HIGHWordPress AcyMailing SMTP Newsletter plugin <= 11.0.5 - Arbitrary File Deletion vulnerabilityEPSS 0.3%CVE-2026-28181MEDIUMWordPress AcyMailing SMTP Newsletter plugin <= 10.11.1 - Broken Access Control vulnerabilityEPSS 0.3%CVE-2026-57740HIGHWordPress AcyMailing SMTP Newsletter plugin <= 10.11.1 - Broken Access Control vulnerabilityEPSS 0.3%CVE-2025-24617HIGHWordPress AcyMailing Plugin < 9.11.1 - Reflected Cross Site Scripting (XSS) vulnerabilityEPSS 0.3%CVE-2026-57741HIGHWordPress AcyMailing SMTP Newsletter plugin <= 10.11.0 - Cross Site Scripting (XSS) vulnerabilityEPSS 0.3%
References
https://patchstack.com/database/wordpress/plugin/acymailing/vulnerability/wordpress-acymailing-smtp-newsletter-plugin-11-0-5-remote-code-execution-rce-vulnerability?_s_id=cve