CVE-2009-3960 Adobe BlazeDS Information Disclosure Vulnerability
Adobe BlazeDS, which is utilized in LifeCycle and Coldfusion, contains a vulnerability that allows for information disclosure.
From the CISA KEV catalogue version 2026.11.06, with Cybergen analysis. Updated 6 Nov 2026.
Should You Worry?
- CISA confirmed exploitation in the wild and added it to the Known Exploited Vulnerabilities catalogue on 7 Mar 2022.
- CISA lists it as known to be used in ransomware campaigns.
- Rated Medium severity (CVSS 6.5, scored by CISA).
- It has been in the catalogue for 1,705 days. Systems still unpatched now have almost certainly been scanned for it.
What It Is
Unspecified vulnerability in BlazeDS 3.2 and earlier, as used in LiveCycle 8.0.1, 8.2.1, and 9.0, LiveCycle Data Services 2.5.1, 2.6.1, and 3.0, Flex Data Services 2.0.1, and ColdFusion 7.0.2, 8.0, 8.0.1, and 9.0, allows remote attackers to obtain sensitive information via vectors that are associated with a request, and related to injected tags and external entity references in XML documents.
What To Do Now
- 1
Find it
Search your asset inventory and external attack surface for Adobe BlazeDS. Include cloud images, appliances and anything a supplier runs for you.
Attack Surface Management - 2
- 3
Hunt for compromise
If an affected system was reachable before you patched, assume it may have been hit. Check logs, new accounts, web shells and outbound connections from the date of exposure.
Incident Response - 4
Prove it is fixed
Rescan or test the system after patching. Upgrades that fail silently and forgotten secondary instances are common.
Penetration Testing
Vendor Advisories
The Compliance Clock
General guidance, not legal advice. Your obligations depend on your sector, scope and jurisdiction.
Not Sure If You Are Exposed?
Our attack surface and vulnerability teams can check your internet-facing estate for CVE-2009-3960 and every other exploited flaw on the list.