Known vulnerabilities in SureMail – SMTP and Email Logs Plugin with Amazon SES, Postmark, and Other Providers

SureMail – SMTP and Email Logs Plugin with Amazon SES, Postmark, and Other Providers

1Reported vulnerabilities

8.1Highest CVSS score

2.0.1Latest version

200,000+Active installs

What to do now

Update SureMail – SMTP and Email Logs Plugin with Amazon SES, Postmark, and Other Providers to 1.9.1 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: July 14, 2026 / Tested up to WordPress: 7.0.4 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2025-13516	High 8.1	1.0%	0 to 1.9.0 (inclusive)	`1.9.1`	December 2, 2025

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.