MitM attack in Atlassian Confluence Server and Data Center

Published: 2019-12-24
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-15006
Exploitation vector Local network
Public exploit N/A
Vulnerable software
Atlassian Confluence Server
Server applications / Web servers

Vendor Atlassian

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Man-in-the-Middle (MitM) attack

EUVDB-ID: #VU23806

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-15006

CWE-ID: CWE-300 - Channel Accessible by Non-Endpoint ('Man-in-the-Middle')

Exploit availability: No


The vulnerability allows a remote attacker to perform a man-in-the-middle attack.

The vulnerability exists within the Confluence Previews plugin in Confluence Server and Confluence Data Center. A remote attacker can perform a MitM attack.


Install updates from vendor's website.

Vulnerable software versions

Atlassian Confluence Server: 6.11.0 - 7.1.1

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.