CVE-2017-3066

Name: CVE-2017-3066
Creator: NVD / NIST
Published: 2017-04-27T14:59:00.233+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10Actively ExploitedEPSS 90.60%

Last modified Jun 17, 2026

CVE-2017-3066 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Adobe ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier have a Java deserialization vulnerability in the Apache BlazeDS library. Successful exploitation could lead to arbitrary code execution.. CISA has confirmed active exploitation in the wild. EPSS estimates a 90.60% chance of exploitation in the next 30 days.

Description

Adobe ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier have a Java deserialization vulnerability in the Apache BlazeDS library. Successful exploitation could lead to arbitrary code execution.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

90.60%

99.8th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Mar 17, 2025.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Adobe	Coldfusion	10.0
Adobe	Coldfusion	11.0
Adobe	Coldfusion	2016

References

https://www.securityfocus.com/bid/98003Broken Link, Third Party Advisory, VDB Entry
https://www.securitytracker.com/id/1038364Broken Link, Third Party Advisory, VDB Entry
https://helpx.adobe.com/security/products/coldfusion/apsb17-14.htmlPatch, Vendor Advisory
https://www.exploit-db.com/exploits/43993/Exploit, Third Party Advisory, VDB Entry
https://www.securityfocus.com/bid/98003Broken Link, Third Party Advisory, VDB Entry
https://www.securitytracker.com/id/1038364Broken Link, Third Party Advisory, VDB Entry
https://helpx.adobe.com/security/products/coldfusion/apsb17-14.htmlPatch, Vendor Advisory
https://www.exploit-db.com/exploits/43993/Exploit, Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-3066US Government Resource

Timeline

Published: Apr 27, 2017
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2017-3066?

How severe is CVE-2017-3066?

CVE-2017-3066 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 90.60% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2017-3066?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST