Threat intelligence

MailOptin <= 1.2.75.0 - Authenticated (Administrator+) Stored Cross-Site Scripting

CVE-2025-58596 · mailoptin

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Mailoptin at a vulnerable version. How SiteRespond intelligence works

Vulnerability: MailOptin <= 1.2.75.0 - Authenticated (Administrator+) Stored Cross-Site Scripting
Affected software: mailoptin(Plugin)
Affected versions: ≤ 1.2.75.0
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2025-58596
Published: 3 September 2025
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory de5e97fc-4b8d-49d0-ad8e-39931a80320c). Methodology and redistribution notes

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