CVE-2026-54840

HIGH

WordPress Newsletters plugin <= 4.13 - Broken Access Control vulnerability

Title source: cna
STIX 2.1

Description

Unauthenticated Broken Access Control in Newsletters <= 4.13 versions.

References (1)

Core 1

Scores

CVSS v3 7.3
EPSS 0.0021
EPSS Percentile 11.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-862
Status published
Products (1)
Tribulant Software/Newsletters < 4.13
Published Jun 26, 2026
Tracked Since Jun 26, 2026