Properfraction Mailoptin vulnerabilities

• properfraction mailoptin – popup, optin forms & email newsletters for mailchimp, hubspot, aweber etc. MailOptin <= 1.2.78.6 - Unauthenticated Privilege Escalation to 'form_custom_field_mappings' Parameter CVE-2026-109515 9.8 CriticalOctober 16, 2026
• properfraction mailoptin WordPress MailOptin plugin <= 1.2.78.0 - Cross Site Scripting (XSS) vulnerability CVE-2026-66703 6.5 MediumAugust 6, 2026
• properfraction mailoptin WordPress MailOptin plugin <= 1.2.77.3 - Privilege Escalation vulnerability CVE-2026-57813 9.8 CriticalJuly 13, 2026
• properfraction mailoptin WordPress MailOptin Plugin <= 1.2.75.0 - Cross Site Scripting (XSS) Vulnerability CVE-2025-58596 5.9 MediumSeptember 3, 2025
• mailoptin, properfraction mailoptin – popup, optin forms & email newsletters for mailchimp, hubspot, aweber etc. +1 more Popup, Optin Form & Email Newsletters for Mailchimp, HubSpot, AWeber – MailOptin <= 1.2.70.3 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-8628 5.4 MediumSeptember 24, 2024
• mailoptin WordPress MailOptin Plugin <= 1.2.54.0 is vulnerable to Cross Site Scripting (XSS) CVE-2023-23980 5.9 MediumApril 6, 2023