CVE-2026-57813

WordPress MailOptin plugin <= 1.2.77.3 - Privilege Escalation vulnerability

State: Published
Severity: 9.8 Critical
Published: Jul 13, 2026
Updated: Jul 13, 2026
Reserved: Jun 25, 2026

Description

Incorrect Privilege Assignment vulnerability in properfraction MailOptin mailoptin allows Privilege Escalation.This issue affects MailOptin: from n/a through <= 1.2.77.3.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	Patchstack

Weaknesses

CWE-266 Incorrect Privilege Assignment

Affected Products

Product	Versions
MailOptinproperfraction	1.2.77.3 and earlierAffectedfrom 1.2.78.0Not affected

References

https://patchstack.com/database/Wordpress/Plugin/mailoptin/vulnerability/wordpress-mailoptin-plugin-1-2-77-3-privilege-escalation-vulnerability?_s_id=cvevdb-entry

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