BIT-grafana-2026-17033

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/grafana/BIT-grafana-2026-17033.json
JSON Data
https://api.osv.dev/v1/vulns/BIT-grafana-2026-17033
Aliases
  • CVE-2026-17033
Published
2026-08-28T14:43:54Z
Modified
2026-09-01T18:15:05Z
Summary
CVE-2026-17033 CVE Record
Details

An authenticated attacker with Editor access or alert.instances.external:write can submit an external Alertmanager alert containing a controlled generatorURL. The attacker is authorized to create the alert, but not to execute script in another user's Grafana session.

Grafana renders alert.generatorURL directly as the Alert Details See source LinkButton href without URL-scheme sanitization or a safe-protocol allowlist. The click interceptor's :// heuristic can be bypassed by placing :// inside a JavaScript comment. When a user with read access clicks See source, the browser executes attacker-controlled JavaScript in the Grafana origin with the clicking user's permissions.

Database specific
{
    "cpes":  [
        "cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*"
    ],
    "severity":  "Medium"
}
References

Affected packages

Bitnami / grafana

Package

Name
grafana
Purl
pkg:bitnami/grafana

Severity

  • 6.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
12.4.10
Introduced
13.0.0
Fixed
13.1.0

Database specific

source
"https://github.com/bitnami/vulndb/tree/main/data/grafana/BIT-grafana-2026-17033.json"