Post SMTP: Privilege escalation or authentication bypass
Post SMTP is affected by privilege escalation or authentication bypass. Exposure depends on how the affected operation is made reachable by the site. A successful request can grant permissions or access that the caller should not possess.
- Component
- Post SMTP
- Plugin slug
post-smtp- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Aug 07, 2025
This CVE was published Aug 07, 2025 and is one of 27 known issues for this plugin.
Update, patch or deactivate.
Update Post SMTP 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
Authentication Bypass Using an Alternate Path or Channel vulnerability in Saad Iqbal Post SMTP post-smtp allows Authentication Bypass.This issue affects Post SMTP: from n/a through <= 3.2.0.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H