CVE-2026-25420 — MEDIUM (4.3)

Q: How severe is CVE-2026-25420?

CVE-2026-25420 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-25420?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.

Vulnerability 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.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Related Weaknesses (CWE)

CWE-862

References

https://patchstack.com/database/Wordpress/Plugin/official-mailerlite-sign-up-for

FAQ

What is CVE-2026-25420?

CVE-2026-25420 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Missing Authorization vulnerability in MailerLite MailerLite official-mailerlite-sign-up-forms allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects MailerLite: fr...

How severe is CVE-2026-25420?

CVE-2026-25420 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-25420?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.