Exposure of Sensitive Information Due to Incompatible Policies in Graylog - CVE-2026-55425
Published: July 7, 2026
Vulnerability identifier: #VU136953
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-2026-55425
CWE-ID: CWE-213
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Graylog
Affected software:
Graylog
Graylog
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application within API endpoint for retrieving system catalog entity titles. A remote user can retrieve values of protected database fields.
How to mitigate CVE-2026-55425
Install updates from vendor's website.