CVE-2026-25420

EUVD-2026-8034
Missing Authorization vulnerability in MailerLite MailerLite official-mailerlite-sign-up-forms allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects MailerLite: from n/a through <= 1.7.18.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
PatchstackCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 15.39%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
mailerlitemailerlite
𝑥
≤ 1.7.18
CNA
Common Weakness Enumeration
References
https://patchstack.com/database/Wordpress/Plugin/official-mailerlite-sign-up-forms/vulnerability/wordpress-mailerlite-plugin-1-7-18-broken-access-control-vulnerability?_s_id=cve