CVE-2026-57740: WordPress AcyMailing SMTP Newsletter plugin <= 10.11.1 - Broken Access Control vulnerability
Missing Authorization vulnerability in AcyMailing Newsletter Team AcyMailing SMTP Newsletter acymailing allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects AcyMailing SMTP Newsletter: from n/a through <= 10.11.1.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
acymailing/SMTP Newsletterto a version that resolves this vulnerability.Fixed in 10.11.1
Event History
Frequently Asked Questions
What is the severity of CVE-2026-57740?
CVE-2026-57740 has a severity rating of high at 7.1.
How do I fix CVE-2026-57740?
To fix CVE-2026-57740, upgrade the AcyMailing SMTP Newsletter plugin to version 10.11.2 or later.
What type of vulnerability is CVE-2026-57740?
CVE-2026-57740 is classified as a Broken Access Control vulnerability.
Which versions of AcyMailing SMTP Newsletter are affected by CVE-2026-57740?
CVE-2026-57740 affects AcyMailing SMTP Newsletter versions from n/a through 10.11.1.
What are the potential consequences of CVE-2026-57740?
Exploiting CVE-2026-57740 could lead to unauthorized access due to incorrectly configured access control security levels.