CVE-2026-57739: WordPress AcyMailing SMTP Newsletter plugin <= 10.11.0 - SQL Injection vulnerability

Severity: critical (CVSS 9.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% 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-89

Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in AcyMailing Newsletter Team AcyMailing SMTP Newsletter acymailing allows Blind SQL Injection.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-sql-injection-vulnerability?_s_id=cve

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