Medium

Jenkins Mattermost Notification Plugin contains unencrypted storage of secret token

Disclosed: 24.05.2022
Updated: 11.10.2026 12:22

Jenkins Mattermost Notification Plugin 2.7.0 and earlier stored webhook URLs containing a secret token unencrypted in its global configuration file and job config.xml files on the Jenkins master where they could be viewed by users with Extended Read permission, or access to the master file system.

Affected software

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Platform	Package	Vulnerable versions	Fixed in
Java / Kotlin (Maven)	org.jenkins-ci.plugins:mattermost	< 2.7.1	2.7.1

References

CVSS score 6.5/10

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-522
Platform: Java / Kotlin (Maven)
Package: org.jenkins-ci.plugins:mattermost
Disclosed: 24.05.2022
Updated: 11.10.2026 12:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-xcj6-4355-2823 - CC BY 4.0

Vulnerability history: org.jenkins-ci.plugins:mattermost

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries: 2
First → latest: 05.2022 05.2022
Without a fix: 0
Exploited in attacks: 0

Severity breakdown

Medium 2

Disclosures per year

2022: 2
2023: 0
2024: 0
2025: 0
2026: 0

24.05.2022

Jenkins Mattermost Notification Plugin contains unencrypted storage of secret token this entry

Medium · 6.5 CVE-2019-10459 < 2.7.1 2.7.1
13.05.2022

Jenkins Mattermost Notification Plugin vulnerable to SSRF

Medium · 4.3 CVE-2019-1003026 < 2.6.3 2.6.3

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