CVE-2017-3066
CriticalExploitedPublic exploitAdobe 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.
Published Apr 27, 2017 · Updated Apr 22, 2026
Key Facts
Patch immediately- CVE-2017-3066 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Coldfusion (Adobe), Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Aug 30, 2018. Public exploit code is available.
- EPSS estimates a 91% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
91%
Higher than 99.8% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
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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.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Feb 24, 2025 | Mar 17, 2025 | Not reported |
| Industry KEV feed | Aug 30, 2018 | Mar 17, 2025 | Not reported |
| CIRCL KEV | Feb 24, 2025 | Mar 17, 2025 | Not reported |
| ENISA EUVD | Feb 24, 2025 | n/a | Not reported |
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Products
40 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ColdfusionAdobe | 10.0, 10.0-update1, 10.0-update10, 10.0-update11, 10.0-update12, 10.0-update13, 10.0-update14, 10.0-update15 | n/a |
| Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier | >= Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier | n/a |
Timeline
Publicly disclosed
Apr 27, 2017
Added to Industry KEV feed
Aug 30, 2018
Added to CISA KEV
Feb 24, 2025
Added to CIRCL KEV
Feb 24, 2025
Added to ENISA EUVD
Feb 24, 2025
Last updated
Apr 22, 2026
Weakness Type
- CWE-502 Deserialization of Untrusted Data
References
- advisory98003
- advisory1038364
- patchhttps://helpx.adobe.com/security/products/coldfusion/apsb17-14.html
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
FAQ
Common Questions.
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.
Affected: Coldfusion (Adobe) versions 10.0, 10.0-update1, 10.0-update10, 10.0-update11, 10.0-update12, 10.0-update13, 10.0-update14, 10.0-update15; Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier versions >= Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Aug 30, 2018.
Yes. It was added on Feb 24, 2025 with a federal remediation due date of Mar 17, 2025.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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