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Vulnerabilities

Vulnerability · CVE-2017-3066

Adobe ColdFusion Deserialization Vulnerability

Published Apr 27, 2017 · catalog updated Jun 16, 2026 · Adobe ColdFusion

Patch now

CVE-2017-3066 is in the CISA known-exploited catalog, due Mar 17, 2025. Confirm Adobe ColdFusion against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Critical9.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
90.60%
Remediation
Remediation guidance
Affected products
cpe adobe/coldfusion · vendor Adobe ColdFusion

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe adobe/coldfusion10.0
  • vendor Adobe ColdFusionversion unspecified

How to fix CVE-2017-3066

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2017-3066 is in the CISA known-exploited catalog, due Mar 17, 2025. Confirm Adobe ColdFusion against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with 10.0. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-502: Deserialization of Untrusted Data. EPSS 90.60%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 27, 2017 · Catalog

    Detected

    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.

  2. Feb 24, 2025 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  3. Mar 17, 2025 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2017-3066

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

    cisa.gov
  • CVE.orgVulnerability recordCVE-2017-3066

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2017-3066

    30-day exploitation probability 90.6%

    first.org
  • Exploit DatabasePublic exploit reference43993

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-2017-3066

    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.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2017-3066

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

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.