Easy WP SMTP Plugin up to 1.4.x on WordPress Admin Import File deserialization

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as critical, has been found in Easy WP SMTP Plugin up to 1.4.x on WordPress (WordPress Plugin). This issue affects an unknown part of the component Admin Import File Handler. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The Easy WP SMTP WordPress plugin before 1.5.0 unserialises the content of an imported file, which could lead to PHP object injection issue when an admin import (intentionally or not) a malicious file and a suitable gadget chain is present on the blog.

The weakness was disclosed 10/31/2022. The advisory is shared at wpscan.com. The identification of this vulnerability is CVE-2022-3334 since 09/27/2022. Neither technical details nor an exploit are publicly available.

Upgrading to version 1.5.0 eliminates this vulnerability.




CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔒



VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍


Class: Deserialization
CWE: CWE-502 / CWE-20
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Easy WP SMTP Plugin 1.5.0


09/27/2022 CVE reserved
10/31/2022 +34 days Advisory disclosed
10/31/2022 +0 days VulDB entry created
11/26/2022 +26 days VulDB last update


Advisory: wpscan.com
Status: Confirmed

CVE: CVE-2022-3334 (🔒)


Created: 10/31/2022 08:57 PM
Updated: 11/26/2022 06:05 PM
Changes: 10/31/2022 08:57 PM (41), 11/26/2022 06:05 PM (12)
Complete: 🔍


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