CVE-2023-26359

critical

Description

Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-26359

https://securityaffairs.com/186450/hacking/thousands-of-coldfusion-exploit-attempts-spotted-during-christmas-holiday.html

https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html

Details

Source: Mitre, NVD

Published: 2023-03-23

Updated: 2025-10-23

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.85917