Inclusion of Sensitive Information in Log Files in Elasticsearch - CVE-2025-37727
Published: October 6, 2025
Vulnerability identifier: #VU116631
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-37727
CWE-ID: CWE-532
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Elastic Stack
Affected software:
Elasticsearch
Elasticsearch
Detailed vulnerability description
The vulnerability allows a remote user to gain access to sensitive information.
The vulnerability exists due to software stores sensitive information into log files when auditing requests to the reindex API. A remote user can read the log files and gain access to sensitive data.
How to mitigate CVE-2025-37727
Install updates from vendor's website.