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Critical · 9.8 CVE-2020-37071 EUVD-2020-31011GHSA-m7vh-5428-ff4x

CraftCMS 3 vCard Plugin 1.0.0 - Remote Code Execution

Published Feb 3, 2026 · Updated Jul 15, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
CraftCMS CraftCMS 1.0.0 —

References