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Critical · 9.8 Known exploited · Ransomware Scanner template Public exploit CVE-2019-3396 EUVD-2019-13035GHSA-fr34-8fhg-2m6q

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.…

Published Mar 25, 2019 · Updated Oct 21, 2025 · Assigned by atlassian

Vendor: Atlassian Product: Confluence Server Category: Web / CMS

Description

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.

Affected products

VendorProductAffectedFixed
Atlassian Confluence Server unspecified – < 6.6.12, 6.7.0 – < unspecified, unspecified – < 6.12.3, next of 6.13.0 – < unspecified, unspecified – < 6.13.3, next of 6.14.0 – < unspecified, unspecified – < 6.14.2 6.6.12

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

Metasploit 1 module

Exploit-DB 2

GitHub 22 repositories · most starred shown

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Automated scanner template

A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.

Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.

References