CVE-2026-3253

MEDIUM 4.3 CVSS 3.1

Published: September 24, 2026
Last modified: September 24, 2026
NVD status: Deferred
Reported by: security@wordfence.com
Weakness: CWE-862
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Description

The MailerLite – Signup forms (official) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the forms() method of the AdminController class in all versions up to, and including, 1.7.21. This makes it possible for authenticated attackers, with Contributor-level access and above, to create or delete arbitrary signup forms.

Affected products and versions

mailerlite MailerLite – Signup forms (official) — Up to and including 1.7.21

References

plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/3505999/
www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/1d845767-1e5f-43f0-9fc6-a897c2d5c3dd?source=cve
nvd.nist.gov Official NVD record

WordPress CVEs

Description

Affected products and versions

References