PS
Product
Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App
by saadiqbal · last CVE Mar 18, 2026
8
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 1High 2Medium 5Low 0
Watch

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CVECVSSEPSSPublishedSummary · affected versions
CVE-2025-11833
9.8
61%
Nov 1
Post SMTP – Complete SMTP Solution with Logs, Alerts, Backup SMTP & Mobile App <= 3.6.0 - Missing Authorization to Account Takeover via Unauthenticated Email Log Disclosure
Affected: through 3.6.0
CVE-2026-3090
7.2
0%
Mar 18
Post SMTP <= 3.8.0 - Unauthenticated Stored Cross-Site Scripting via 'event_type'
Affected: through 3.8.0
CVE-2024-5207
7.2
0%
May 30
POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress <= 2.9.3 - Authenticated (Administrator+) SQL Injection
Affected: through 2.9.3
CVE-2025-0521
6.1
0%
Feb 18
Post SMTP <= 3.0.2 - Unauthenticated Stored Cross-Site Scripting
Affected: through 3.0.2
CVE-2025-12887
5.4
0%
Dec 3
Post SMTP – Complete SMTP Solution with Logs, Alerts, Backup SMTP & Mobile App <= 3.6.1 - Missing Authorization to Authenticated (Subscriber+) OAuth Token Update
Affected: through 3.6.1
CVE-2026-2559
5.3
0%
Mar 18
Post SMTP <= 3.8.0 - Missing Authorization to Authenticated (Subscriber+) Office 365 OAuth Configuration Overwrite
Affected: through 3.8.0
CVE-2024-13844
4.9
0%
Mar 8
Post SMTP <= 3.1.2 - Authenticated (Administrator+) SQL Injection via columns Parameter
Affected: through 3.1.2
CVE-2025-9219
4.3
0%
Sep 3
Post SMTP <= 3.4.1 - Missing Authorization to Authenticated (Subscriber+) Limited Plugin Option Update
Affected: through 3.4.1
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