Vulnerability Description
Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. Prior to 1.19.3, Fluentd's Monitor Agent plugin in_monitor_agent exposes internal metrics and plugin information via a REST API, and responses from /api/plugins.json and related endpoints unintentionally include internal instance variables that may contain database passwords, API keys, or cloud credentials. This issue is fixed in version 1.19.3.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fluentd | Fluentd | < 1.19.3 |
Related Weaknesses (CWE)
References
- https://github.com/fluent/fluentd/commit/990921518971699b9a97441970674d1800e2917Patch
- https://github.com/fluent/fluentd/pull/5392Issue TrackingPatch
- https://github.com/fluent/fluentd/releases/tag/v1.19.3Release Notes
- https://github.com/fluent/fluentd/security/advisories/GHSA-pr7j-96cj-549hPatchVendor Advisory
FAQ
What is CVE-2026-44025?
CVE-2026-44025 is a vulnerability with a CVSS score of 7.5 (HIGH). Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. Prior to 1.19.3, Fluentd's Monitor Agent plugin in_monitor_agent exposes interna...
How severe is CVE-2026-44025?
CVE-2026-44025 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-44025?
Check the references section above for vendor advisories and patch information. Affected products include: Fluentd Fluentd.