CVE-2026-57813

WordPress MailOptin plugin <= 1.2.77.3 - Privilege Escalation vulnerability

Published Jul 13, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Incorrect Privilege Assignment vulnerability in properfraction MailOptin mailoptin allows Privilege Escalation.This issue affects MailOptin: from n/a through <= 1.2.77.3.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Properfraction
Properfraction mailoptin
Wordpress
Wordpress wordpress
Vendors & Products Properfraction
Properfraction mailoptin
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Incorrect Privilege Assignment vulnerability in properfraction MailOptin mailoptin allows Privilege Escalation.This issue affects MailOptin: from n/a through <= 1.2.77.3.
Title WordPress MailOptin plugin <= 1.2.77.3 - Privilege Escalation vulnerability
Weaknesses CWE-266
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Jul 13, 2026, 1:58 PM
Reserved
Jun 25, 2026, 8:05 AM
Status
Deferred
Published
Jul 13, 2026, 10:16 AM
Modified
Oct 24, 2026, 10:10 PM