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CVE-2026-3090 Post SMTP <= 3.8.0 - Unauthenticated Stored Cross-Site Scripting via 'event_type'

🗓️ 18 Mar 2026 15:28:29Reported by WordfenceType 
cvelist
 cvelist
🔗 www.cve.org👁 22 Views

Stored XSS in Post SMTP up to 3.8.0 via event_type; requires Pro with Reporting and Tracking.

Related
Affected
Refs
[
  {
    "vendor": "saadiqbal",
    "product": "Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThanOrEqual": "3.8.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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