CVE-2020-37071

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.

CVSS v4.0

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.61% chance of exploitation in the next 30 days, 47th percentile

Published

2026-02-03

Updated

2026-07-15

Proof-of-concept exploits (2)

• https://www.exploit-db.com/exploits/48492
• https://gitlab.com/wguest/craftcms-vcard-exploit

References

• CVE Record
• NVD entry

Related

• CVE-2020-37070
• CVE-2020-37072
• CVE-2020-37069
• CVE-2020-37073
• CVE-2020-37068
• CVE-2020-37074