CVE-2023-1387
grafana: JWT token leak to data source
Severity
ModerateRed Hat Product Security
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 · 7.5CVSS: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