Insufficiently protected credentials in Jenkins Jabber notifier and control Plugin
Priority LOW 30CWE-522Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-522.
Summary
Jenkins Jabber (XMPP) notifier and control Plugin 1.41 and earlier stores passwords unencrypted in its global configuration file on the Jenkins controller where they can be viewed by users with access to the Jenkins controller file system.
Why it matters now
EPSS 0.00835 57th percentileScored 2026-11-07
Fix Fixed org.jvnet.hudson.plugins:jabber (Maven): 1.42
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Jenkins | Jenkins Jabber (XMPP) notifier and control Plugin | up to 1.41 | — | No fix listed | CNA |
| — | org.jvnet.hudson.plugins:jabber (Maven) | before 1.42 | 1.42 | Patch available | GHSA-79r5-rhrw-7pvh |
- Jenkins Jabber (XMPP) notifier and control Plugin VendorJenkins Affected up to 1.41 Fixed in — No fix listed CNA
- org.jvnet.hudson.plugins:jabber (Maven) Vendor— Affected before 1.42 Fixed in 1.42 Patch available GHSA-79r5-rhrw-7pvh
Remediation
- Fix · GHSA-79r5-rhrw-7pvh org.jvnet.hudson.plugins:jabber (Maven) Fixed in 1.42 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2021-21634
- 2026-10-03 Alias added: GHSA-79r5-rhrw-7pvh
References
Advisory 3
Sources
- CVE-2021-21634 · CVE Program
- CVE-2021-21634 · NVD
- FIRST EPSS
- GHSA-79r5-rhrw-7pvh · GitHub Advisory Database · CC BY 4.0
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