High severity · published Oct 17, 2023
CVE-2023-4399
Grafana is an open-source platform for monitoring and observability
7.2
CVSS
1.3%
EPSS
No
On KEV
Description
Grafana is an open-source platform for monitoring and observability.
In Grafana Enterprise, Request security is a deny list that allows admins to configure Grafana in a way so that the instance doesn’t call specific hosts.
However, the restriction can be bypassed used punycode encoding of the characters in the request address.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GR
Grafana · Grafana
10.1.0 before 10.1.5; 10.0.0 before 10.0.9; 9.5.0 before 9.5.13; 9.4.0 before 9.4.17 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-4399
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-4399
Vendor Advisory
https://grafana.com/security/security-advisories/cve-2023-4399/
security.netapp.com
https://security.netapp.com/advisory/ntap-20231208-0003/
More from Grafana
7.5
CVE-2021-43798
Grafana path traversal
7.3
CVE-2021-39226
Snapshot authentication bypass in grafana
9.9
CVE-2025-11539
Arbitrary Code Execution in Grafana Image Renderer Plugin
9.8
CVE-2025-41115
Incorrect privilege assignment
9.8
CVE-2023-3128
Grafana is validating Azure AD accounts based on the email claim