CVE-2026-57740

HIGH 7.1

WordPress AcyMailing SMTP Newsletter plugin <= 10.11.1 - Broken Access Control vulnerability

CVSS Score

7.1

EPSS Score

0.3%

EPSS Percentile

24th

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.

CWE	CWE-862
Vendor	acymailing newsletter team
Product	acymailing smtp newsletter
Published	Jul 13, 2026
Last Updated	Jul 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

Affected Versions

AcyMailing Newsletter Team / AcyMailing SMTP Newsletter

0 ≤ 10.11.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/acymailing/vulnerability/wordpress-acymailing-smtp-newsletter-plugin-10-10-2-broken-access-control-vulnerability?_s_id=cve

Credits

anhcd05 | Patchstack Bug Bounty Program