CVE-2020-37071
CraftCMS 3 vCard Plugin 1.0.0 - Remote Code Execution
- State
- Published
- Severity
- 9.3 Critical
- Published
- Feb 3, 2026
- Updated
- Jul 15, 2026
- Reserved
- Feb 1, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-502 Deserialization of Untrusted Data
Affected Products
| Product | Versions |
|---|---|
CraftCMSCraftCMS |
|
References
- ExploitDB-48492exploit
- Official CraftCMS Vendor Homepageproduct
- CraftCMS vCard Plugin Pageproduct
- Researcher Exploit Disclosuretechnical-descriptionexploit
- VulnCheck Advisory: CraftCMS 3 vCard Plugin 1.0.0 - Remote Code Executionthird-party-advisory
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