PT-2026-49475 · Wpexperts+1 · Post Smtp

CVE-2026-48838

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Published

2026-05-28

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Updated

2026-06-15

CVSS v3.1

7.1

High

VectorAV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Name of the Vulnerable Software and Affected Versions Post SMTP versions prior to 3.6.3
Description Stored Cross-Site Scripting occurs in the Post SMTP plugin for WordPress due to insufficient input sanitization and output escaping. This allows unauthenticated attackers to inject arbitrary web scripts into pages, which execute when a user accesses the affected page.
Recommendations Update to a version newer than 3.6.2.

Fix

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-48838

Affected Products

Post Smtp