Post SMTP – Complete Email Delivery and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App vulnerabilities

Product

Post SMTP – Complete Email Delivery and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App

by saadiqbal · last CVE Oct 6, 2026

CVEs

On KEV

7.2

Max CVSS

New 30D

Vulnerabilities1 In the news0 Timeline

Severity mix

Critical 0High 1Medium 0Low 0

Severity

All severities1 Critical0 High1 Medium0 Low0

Exploitation

On CISA KEV0 Exploited in the wild0

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CVE	CVSS	EPSS	Published	Summary · affected versions
CVE-2026-75962	7.2	0%	Oct 6	Post SMTP <= 4.0.1 - Unauthenticated Stored DOM-Based Cross-Site Scripting via 'user_email' Parameter (Multisite Registration → Failed Email Log) Affected: through 4.0.1