CVE-2023-38203

Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier) and 2023u1 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.

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

96.72% chance of exploitation in the next 30 days, 100th percentile

CISA KEV

added 2024-01-08, used in ransomware campaigns

Nuclei

critical · CWE-502

Published

2023-07-20

Updated

2025-10-21

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-38203.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2023-3820
• CVE-2023-38204
• CVE-2023-38194
• CVE-2023-38205
• CVE-2023-38193
• CVE-2023-3821