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CVE Watch—

CVE-2021-39226

Grafana Authentication Bypass Vulnerability

CVSS

—

No CVSS

EPSS

99.9%

p100

KEV

YES

Aug 25, 2022

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d
99.9%EPSS · 30 days99.9%
2026-08-022026-08-30
KEV catalog record

Product

Grafana Labs / Grafana

Vulnerability

Grafana Authentication Bypass Vulnerability

Added to KEV

Aug 25, 2022

Remediate by

Sep 15, 2022

Known ransomware use

No

Summary description

Grafana contains an authentication bypass vulnerability that allows authenticated and unauthenticated users to view and delete all snapshot data, potentially resulting in complete snapshot data loss.

Required action

Apply updates per vendor instructions.

Notes

https://grafana.com/blog/2021/10/05/grafana-7.5.11-and-8.1.6-released-with-critical-security-fix/; https://nvd.nist.gov/vuln/detail/CVE-2021-39226

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