SMTP Mailer: A security weakness
SMTP Mailer is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is n/a through <= 1.1.24.
- Component
- SMTP Mailer
- Plugin slug
smtp-mailer- Affected
- n/a through <= 1.1.24
- Safe version
1.1.25- Published
- Mar 25, 2026
This CVE was published Mar 25, 2026 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
Update SMTP Mailer to 1.1.25 or later, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
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
Insertion of Sensitive Information Into Sent Data vulnerability in Noor Alam SMTP Mailer smtp-mailer allows Retrieve Embedded Sensitive Data.This issue affects SMTP Mailer: from n/a through <= 1.1.24.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N