Vulnerability Report

CVE-2026-44025

Title: Information Disclosure in Fluentd Monitor Agent

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2026-44025.

CWE Category CWE-306
Published Date Jul 08, 2026
Modified Date Jul 16, 2026
Exploit Status Not Found
Score 7.5 CVSS v3.1
Exploit Probability (EPSS)
0.41%

Vulnerability Summary

CVE-2026-44025: 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.

Impacted Vendors

F
fluentd 1

Reference Links

https://github.com/fluent/fluentd/commit/990921518971699b9a97441970674d1800e29177 https://github.com/fluent/fluentd/pull/5392 https://github.com/fluent/fluentd/releases/tag/v1.19.3 https://github.com/fluent/fluentd/security/advisories/GHSA-pr7j-96cj-549h
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-44025 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Stack

No specific products linked.