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CVE-2017-3066

Adobe ColdFusion Deserialization

9.8 CRITICALActively exploited (CISA KEV)Public exploitEPSS 90.6%
  1. Published27 Apr 2017
  2. Added to CISA KEV24 Feb 2025
  3. Remediation due17 Mar 2025
Actively exploited (CISA KEV)

Adobe ColdFusion contains a deserialization vulnerability in the Apache BlazeDS library that allows for arbitrary code execution.

Added to KEV: 24 Feb 2025Federal remediation due: 17 Mar 2025

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Adobe Coldfusion10.0 · 11.0 · 2016

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2017-3066 being actively exploited?

Yes. CVE-2017-3066 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 24 Feb 2025.

How severe is CVE-2017-3066?

CVE-2017-3066 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 90.6% probability of exploitation.

Which products are affected by CVE-2017-3066?

Affected products include Adobe Coldfusion.

How do I fix CVE-2017-3066?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2017-3066 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.