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Dossier · Vulnerability

Actively exploited · CISA KEV · NVD published 2019-03-25

CVE-2019-3396

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.

  1. First PoC
  2. 2560 days →Metasploit
  3. 178 days →First cited attacker

Signals

Exploited in the wild
Yesadded 2021-11-03 · due 2022-05-03 · known ransomware use. An observation, not a forecast.
EPSS · 30-day forecast
99.9%Chance of exploitation in the next 30 days, 100th percentile of all CVEs. A forecast; KEV outranks it.
CVSS · NVD · CRITICAL
9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Internet exposure
not stated by sourcesNo exposure census on this CVE's dispatches.

Exploits

4 known · links only

Metasploit1

  1. Atlassian Confluence Widget Connector Macro Velocity Template Injection ↗

    Widget Connector Macro is part of Atlassian Confluence Server and Data Center that allows embed online videos, slideshows, photostreams and more directly into page. A _template parameter can be used to inject remote Java code into a Velocity template, and gain code execution. Authentication is unrequired to exploit this vulnerability. By default, Java payload will be used because it is cross-platform, but you can also specify which native payload

    ruby · seen 2026-10-18

Exploit-DB2

  1. Atlassian Confluence Widget Connector Macro - Velocity Template Injection (Metasploit) ↗

    created 2019-04-19

  2. Atlassian Confluence Widget Connector Macro - SSTI ↗

    created 2021-01-22

Nuclei1

  1. Atlassian Confluence Server - Path Traversal ↗

    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.

    yaml · seen 2026-10-18

On the wire

0 dispatches

No dispatch on our wire has named this CVE yet.

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