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
2026-07-26
AI Q&A
2026-02-19
EPSS Evaluated
2026-07-25
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.

Detection Guidance

I don't know

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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Mitigation Strategies

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