CVE-2017-3066
Adobe ColdFusion Deserialization Vulnerability
- Critical 9.8
- Exploited: added to CISA KEV 24 Feb 2025
- A public exploit reference is listed
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.
Key facts
- Published
- 27 Apr 2017
- Last changed
- 21 Oct 2025
- Assigned by
- adobe
- KEV added
- 24 Feb 2025
- KEV fix due
- 17 Mar 2025
- EPSS
- 90.597% likely to be exploited in the next 30 days, higher than 99.806% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: yes; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 9.8CVSS 3.1, Criticalfrom CISA (ADP container)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| n/a | Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier |
|
Timeline
- 27 Apr 2017 Published
- 24 Feb 2025 CVE-2017-3066 added to CISA KEV
- 24 Feb 2025 Added to the CISA KEV catalogue