Is CVE-2018-4939 actively exploited?

CVE-2018-4939 has no public evidence of in-the-wild exploitation as of 2025-10-23.

What is the CVSS score for CVE-2018-4939?

CVE-2018-4939 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2018-4939?

Patch guidance is available from adobe security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2018-4939.

Fix CVE-2018-4939 - CRITICAL adobe coldfusion

Q: Which products are affected by CVE-2018-4939?

20 products: adobe coldfusion, adobe coldfusion, adobe coldfusion, adobe coldfusion, adobe coldfusion, and 15 more.

Description

Adobe ColdFusion Update 5 and earlier versions, ColdFusion 11 Update 13 and earlier versions have an exploitable Deserialization of Untrusted Data vulnerability. Successful exploitation could lead to arbitrary code execution.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-502 · Insecure Deserialization CWE-502 · Insecure Deserialization

Metadata

Primary Vendor: ADOBE
Published: 5/19/2018
Last Modified: 10/23/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

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Remediation Guidance

Executive Summary

View on NIST NVD