CVE-2016-6668

Name: CVE-2016-6668
Creator: NVD / NIST
Published: 2017-01-23T21:59:02.36+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.71%

Last modified Jun 17, 2026

CVE-2016-6668 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The Atlassian Hipchat Integration Plugin for Bitbucket Server 6.26.0 before 6.27.5, 6.28.0 before 7.3.7, and 7.4.0 before 7.8.17; Confluence HipChat plugin 6.26.0 before 7.8.17; and HipChat for JIRA plugin 6.26.0 before 7.8.17 allows remote attackers to obtain the secret key for communicating with HipChat instances by reading unspecified pages.. EPSS estimates a 3.71% chance of exploitation in the next 30 days.

Description

The Atlassian Hipchat Integration Plugin for Bitbucket Server 6.26.0 before 6.27.5, 6.28.0 before 7.3.7, and 7.4.0 before 7.8.17; Confluence HipChat plugin 6.26.0 before 7.8.17; and HipChat for JIRA plugin 6.26.0 before 7.8.17 allows remote attackers to obtain the secret key for communicating with HipChat instances by reading unspecified pages.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

3.71%

88.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Atlassian	Confluence Server	5.5.0
Atlassian	Confluence Server	5.9.1
Atlassian	Confluence Server	5.9.2
Atlassian	Confluence Server	5.9.3
Atlassian	Confluence Server	5.9.4
Atlassian	Confluence Server	5.9.5
Atlassian	Confluence Server	5.9.6
Atlassian	Confluence Server	5.9.7
Atlassian	Confluence Server	5.9.8
Atlassian	Confluence Server	5.9.9
Atlassian	Confluence Server	5.9.10
Atlassian	Confluence Server	5.9.11
Atlassian	Confluence Server	5.9.12
Atlassian	Confluence Server	5.10.0
Atlassian	Confluence Server	5.10.1
Atlassian	Confluence Server	5.10.2
Atlassian	Confluence Server	5.10.3
Atlassian	Jira Integration For Hipchat	6.26.0
Atlassian	Jira Integration For Hipchat	6.26.10
Atlassian	Jira Integration For Hipchat	6.29.1
Atlassian	Jira Integration For Hipchat	6.29.2
Atlassian	Jira Integration For Hipchat	6.31.0
Atlassian	Jira Integration For Hipchat	7.1.0
Atlassian	Jira Integration For Hipchat	7.2.1
Atlassian	Jira Integration For Hipchat	7.3.2
Atlassian	Jira Integration For Hipchat	7.3.3
Atlassian	Jira Integration For Hipchat	7.4.1
Atlassian	Jira Integration For Hipchat	7.8.1
Atlassian	Jira Integration For Hipchat	7.8.3
Atlassian	Jira Integration For Hipchat	7.8.12

References

http://packetstormsecurity.com/files/139004/Atlassian-HipChat-Secret-Key-Disclosure.htmlThird Party Advisory, VDB Entry
http://www.securityfocus.com/archive/1/539530/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/93159Broken Link, Third Party Advisory, VDB Entry
https://confluence.atlassian.com/bitbucketserver/bitbucket-server-security-advisory-2016-09-21-840698321.htmlVendor Advisory
https://confluence.atlassian.com/doc/confluence-security-advisory-2016-09-21-849052104.htmlVendor Advisory
https://confluence.atlassian.com/jira/jira-and-hipchat-for-jira-plugin-security-advisory-2016-09-21-849052099.htmlVendor Advisory
http://packetstormsecurity.com/files/139004/Atlassian-HipChat-Secret-Key-Disclosure.htmlThird Party Advisory, VDB Entry
http://www.securityfocus.com/archive/1/539530/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/93159Broken Link, Third Party Advisory, VDB Entry
https://confluence.atlassian.com/bitbucketserver/bitbucket-server-security-advisory-2016-09-21-840698321.htmlVendor Advisory
https://confluence.atlassian.com/doc/confluence-security-advisory-2016-09-21-849052104.htmlVendor Advisory
https://confluence.atlassian.com/jira/jira-and-hipchat-for-jira-plugin-security-advisory-2016-09-21-849052099.htmlVendor Advisory

Timeline

Published: Jan 23, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-6668?

How severe is CVE-2016-6668?

CVE-2016-6668 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.71% probability of exploitation in the next 30 days.

How do I fix CVE-2016-6668?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-6668?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST