CVE-2023-38203

Adobe ColdFusion

Published 20 Jul 2023 · updated 17 Jun 2026 · Analyzed

9.8 Critical · CVSS 3.1, adobe.com

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 8 Jan 2024, with a remediation deadline of 29 Jan 2024 for US federal agencies. It has been used in ransomware campaigns.

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Description

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.

References

helpx.adobe.com/security/products/coldfusion/apsb23-41.html · Patch, Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-38203 · Third Party Advisory, US Government Resource