CVE-2026-48838 Details
Description
Unauthenticated Cross Site Scripting (XSS) in Post SMTP <= 3.6.2 versions.
A cross-site scripting (XSS) vulnerability has been identified in the WordPress Post SMTP plugin, affecting versions through 3.6.2. This vulnerability allows unauthenticated users to inject malicious scripts into the website, which could be executed when visitors access the site.
Users of the Post SMTP WordPress plugin should update to version 3.6.3 or later. Patchstack users can enable auto-update for vulnerable plugins.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Jun 15, 2026CISA-ADP
Assessed Jun 16, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Post SMTP | <= 3.6.2 (semver) |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 15, 2026 | New CVE Received | [email protected] |
Volerion