October 2, 2023

Adobe has released patches for a critical vulnerability in ColdFusion that could be exploited to achieve arbitrary code execution.

The vulnerability tracked as CVE-2023-38203 with a CVSS score of 9.8, described as deserialization of untrusted data in ColdFusion versions 2023, 2021 and 2018.

Allowing an attacker to supply specially crafted data and trigger the execution of arbitrary code, potentially leading to complete system compromise. Adobe announced that the issue was patched with the release of ColdFusion 2023 Update 1, ColdFusion 2021 Update 7, and ColdFusion 2018 Update 17.


Patches for CVE-2023-38203 were released only days after Adobe patched another critical-severity deserialization of untrusted data bug in ColdFusion that is tracked as CVE-2023-29300 with a CVSS score of 9.8 that is already seen exploited in wild.

ColdFusion users are advised to install the latest security updates as soon as possible.

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