CVE-2022-39306
grafana: email addresses and usernames cannot be trusted
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · November 8, 2022
Updated · October 23, 2026
Description
An authentication bypass flaw was discovered in Grafana. This issue could allow a remote unauthenticated attacker to create an account and provide access to a certain organization, which can be exploited by gaining access to the signup link. The highest impacts to the system are confidentiality and integrity.
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 · 8.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CWE-303 · Incorrect Implementation of Authentication Algorithm