CVEs / CVE-2018-4939
CVE-2018-4939: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability
- Known exploited in the CISA KEV catalog since 3 Nov 2021
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 61.7% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could allow for code execution.
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a Adobe ColdFusion ColdFusion Update 5 and earlier versions, ColdFusion 11 Update 13 and earlier versions | Adobe ColdFusion ColdFusion Update 5 and earlier versions, ColdFusion 11 Update 13 and earlier versions | — |
Exploitation
| In CISA KEV since | 3 Nov 2021 |
|---|---|
| Due date for US federal agencies | 3 May 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-502 |
References
- CVE-2018-4939 on NVD
- CVE-2018-4939 in the CISA KEV catalog
- http://www.securityfocus.com/bid/103718 Third Party Advisory, VDB Entry
- https://helpx.adobe.com/security/products/coldfusion/apsb18-14.html Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4939 Third Party Advisory, US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.