CVE-2020-37071

Published February 3rd, 2026

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CVSS v3

9.8

CRITICAL

CVSS v2

N/A

Affected

PROJECT

Description

CraftCMS 3 vCard Plugin 1.0.0 contains a deserialization vulnerability that allows unauthenticated attackers to execute arbitrary PHP code through a crafted payload. Attackers can generate a malicious serialized payload that triggers remote code execution by exploiting the plugin's vCard download functionality with a specially crafted request.

wguest/craftcms-vcard-exploit

This repository has details on a vulnerability found with the "vCard" plugin for CraftCMS 3.

GitLab