CVE-2026-25420
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Missing Authorization in MailerLite Sign-Up Forms Allows Unauthorized Access

Publication date: 2026-02-19

Last updated on: 2026-02-20

Assigner: Patchstack

Description
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.
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Meta Information
Published
2026-02-19
Last Modified
2026-02-20
Generated
2026-06-16
AI Q&A
2026-02-19
EPSS Evaluated
2026-06-15
NVD
CVE-2026-25420
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
mailerlite mailerite to 1.7.18 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
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Executive Summary

This vulnerability is a Missing Authorization issue in MailerLite's official mailerlite-sign-up-forms. It arises due to incorrectly configured access control security levels, which means that certain actions or data may be accessible without proper permission checks.

Impact Analysis

The impact of this vulnerability could include unauthorized access to features or data within MailerLite sign-up forms, potentially allowing attackers to exploit the system without proper authorization.

Compliance Impact

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