CVE-2026-4162: Gravity SMTP <= 2.1.4 - Missing Authorization to Authenticated (Subscriber+) Plugin Uninstall

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-10 · updated 2026-06-17
Weakness: CWE-862

Description

The Gravity SMTP plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 2.1.4. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to uninstall and deactivate the plugin and delete plugin options. NOTE: This vulnerability is also exploitable via a Cross-Site Request Forgery vector.

Affected products

RocketGenius Gravity SMTP: through 2.1.4

References

https://www.gravityforms.com/brand-new-release-gravity-smtp-2-1-5/
https://www.wordfence.com/threat-intel/vulnerabilities/id/0f9d18a4-262b-4011-91e9-b29a27a76470?source=cve

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