Gravity SMTP Vulnerabilities

Review known vulnerability records for the WordPress plugin Gravity SMTP (`gravitysmtp`), including severity, CVE references, affected versions, and patch status.

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Known Records

High or Critical

Linked CVEs

Last Updated

Mar 30, 2026

Coverage Snapshot

What this page helps you verify fast

This hub clusters every indexed record for Gravity SMTP so operators can quickly confirm whether a disclosed issue maps to the installed slug and version range.

Patch Visibility

1 record include a published patch path.

Severity Mix

0 critical and 1 high severity finding.

Reference Workflow

Jump from the hub into the full report when you need remediation notes, CVSS vector details, or source references.

Known Vulnerabilities

Reports for Gravity SMTP

Sorted by latest disclosure date so newly published issues surface first.

Plugin High Patched: Yes CVE-2026-4020

Gravity SMTP <= 2.1.4 - Unauthenticated Sensitive Information Exposure via REST API

The Gravity SMTP plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.1.4. This is due to a REST API endpoint registered at /wp-json/gravitysmtp/v1/tests/mock-data with a permission_callback that unconditionally returns true...

Published

Mar 30, 2026

Patched Release

2.1.5

Affected Versions

Versions up to 2.1.4

Next Step

Update to 2.1.5 or newer if supported.

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