CVE Database›Document archive›CVE-2023-1387

CVE-2023-1387

grafana: JWT token leak to data source

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · April 12, 2023

Updated · August 7, 2026

Description

A flaw was found in Grafana. This flaw allows a remote, authenticated attacker to obtain sensitive information caused by an issue when enabling the "url_login" configuration option. By sending a specially crafted request, an attacker can obtain JWT information and use this to launch further attacks against the affected system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor