CVEvulnerability

CVE-2021-43798

7.5 HIGH Known exploited Published 2021-12-07 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Grafana Path Traversal Vulnerability — Grafana Labs Grafana

Grafana contains a path traversal vulnerability that could allow access to local files.

Added to KEV: 2025-10-09
Remediation due: 2025-10-30
Ransomware use: Unknown
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes: https://grafana.com/blog/2021/12/07/grafana-8.3.1-8.2.7-8.1.8-and-8.0.7-released-with-high-severity-security-fix/ ; https://nvd.nist.gov/vuln/detail/CVE-2021-43798

Status: Analyzed
Published: 2021-12-07
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected]): 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses: CWE-22

Description

Grafana is an open-source platform for monitoring and observability. Grafana versions 8.0.0-beta1 through 8.3.0 (except for patched versions) iss vulnerable to directory traversal, allowing access to local files. The vulnerable URL path is: `<grafana_host_url>/public/plugins//`, where is the plugin ID for any installed plugin. At no time has Grafana Cloud been vulnerable. Users are advised to upgrade to patched versions 8.0.7, 8.1.8, 8.2.7, or 8.3.1. The GitHub Security Advisory contains more information about vulnerable URL paths, mitigation, and the disclosure timeline.

Affected configurations

• grafana grafana (>= 8.0.1 < 8.0.7) • grafana grafana (>= 8.1.0 < 8.1.8) • grafana grafana (>= 8.2.0 < 8.2.7) • grafana grafana 8.0.0 • grafana grafana 8.3.0

Weakness · CWE (1)

CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness

References