Medium severity · published Aug 13, 2026
CVE-2026-28181
WordPress AcyMailing SMTP Newsletter plugin <= 10.11.1 - Broken Access Control vulnerability
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
Subscriber Broken Access Control in AcyMailing SMTP Newsletter <= 10.11.1 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
AcyMailing SMTP Newsletter · AcyMailing Newsletter Team
through 10.11.1 · source: vendor
Affected product
AS
AcyMailing SMTP Newsletter
AcyMailing Newsletter Team
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-28181
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-28181
patchstack.com
https://patchstack.com/database/wordpress/plugin/acymailing/vulnerability/wordpress-acymailing-smtp-newsletter-plugin-10-11-1-broken-access-control-vulnerability?_s_id=cve
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