CVE Intel / CVE-2019-3396

CVE-2019-3396

confluence server · atlassian
CISA KEVexploited on our sensorsCritical network detectable

What it is

The Widget Connector macro in Atlassian Confluence Server before version 6.6.12 (the fixed version for 6.6.x), from version 6.7.0 before 6.12.3 (the fixed version for 6.12.x), from version 6.13.0 before 6.13.3 (the fixed version for 6.13.x), and from version 6.14.0 before 6.14.2 (the fixed version for 6.14.x), allows remote attackers to achieve path traversal and remote code execution on a Confluence Server or Data Center instance via server-side template injection.

Live exploitation on the huntback network (30 days)

6
attempts captured
2
distinct source IPs
2026-09-15
last seen
huntback carries a network signature for this CVE. Exploitation attempts are detected on the decoy fleet in real time.

How huntback helps

Deploy a decoy that emulates confluence server and you will see every attempt at this CVE the moment it lands, with the full payload, the attacker's infrastructure, and any stage-2 loader. Then huntback can scan the attacker back.

CVSSn/a Critical
EPSS1.00 (99% pct)
In CISA KEVyes
Publishedn/a
Network detectableyes, signatured