SMTP for SendGrid – YaySMTP: SQL injection
SMTP for SendGrid – YaySMTP is affected by SQL injection. Exposure depends on how the affected operation is made reachable by the site. A successful request can alter database queries and expose or modify WordPress data.
- Component
- SMTP for SendGrid – YaySMTP
- Plugin slug
smtp-sendgrid- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Jul 16, 2025
This CVE was published Jul 16, 2025 and is one of 2 known issues for this plugin.
Update, patch or deactivate.
Update SMTP for SendGrid – YaySMTP to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in YayCommerce SMTP for SendGrid – YaySMTP smtp-sendgrid allows SQL Injection.This issue affects SMTP for SendGrid – YaySMTP: from n/a through <= 1.5.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L