Known vulnerabilities in SMTP by BestWebSoft

Configure SMTP server to receive email messages from WordPress to Gmail, Yahoo, Hotmail, and other services.

2Reported vulnerabilities

7.2Highest CVSS score

1.2.0Latest version

1,000+Active installs

What to do now

Update SMTP by BestWebSoft to 1.2.0 or later. 2 of these have a fixed version available. Updating resolves them.

Plugin last updated: June 12, 2025 / Tested up to WordPress: 6.8.8 / 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-2024-13908	High 7.2	0.8%	Before 1.2.0	`1.2.0`	March 8, 2025
CVE-2017-18518	Medium 6.1	1.6%	Before 1.1.0	`1.1.0`	August 20, 2019

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