CVE-2023-26359

Adobe ColdFusion — Adobe ColdFusion Deserialization of Untrusted Data Vulnerability
🔥 CVSS 3.1  9.8 / 10 — CRITICAL 🔴 CISA Known Exploited Vulnerability

Overview

Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could result in code execution in the context of the current user.

https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html; https://nvd.nist.gov/vuln/detail/CVE-2023-26359

Key Details

PropertyValue
CVE ID CVE-2023-26359
Vendor / Product Adobe — ColdFusion
NVD Published2023-03-23
NVD Last Modified2025-10-23
CVSS 3.1 Score9.8
CVSS 3.1 VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SeverityCRITICAL
CWE CWE-502
CISA KEV Added2023-08-21
CISA KEV Deadline2023-09-11
Known Ransomware Use No

CVSS 3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Required Action

CISA BOD 22-01 Deadline: 2023-09-11. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Timeline

DateEvent
2023-08-21Added to CISA Known Exploited Vulnerabilities catalog
2023-09-11CISA BOD 22-01 remediation deadline

References

ResourceType
NVD — CVE-2023-26359 Vulnerability Database
CISA KEV Catalog Entry US Government