FKIE_CVE-2026-21721
Vulnerability from fkie_nvd - Published: 2026-01-27 09:15 - Updated: 2026-04-20 17:28
Severity ?
Summary
The dashboard permissions API does not verify the target dashboard scope and only checks the dashboards.permissions:* action. As a result, a user who has permission management rights on one dashboard can read and modify permissions on other dashboards. This is an organization‑internal privilege escalation.
References
| URL | Tags | ||
|---|---|---|---|
| security@grafana.com | https://grafana.com/security/security-advisories/cve-2026-21721 | Vendor Advisory |
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"cveTags": [],
"descriptions": [
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"lang": "en",
"value": "The dashboard permissions API does not verify the target dashboard scope and only checks the dashboards.permissions:* action. As a result, a user who has permission management rights on one dashboard can read and modify permissions on other dashboards. This is an organization\u2011internal privilege escalation."
},
{
"lang": "es",
"value": "La API de permisos del panel no verifica el alcance del panel de destino y solo comprueba la acci\u00f3n dashboards.permissions:*. Como resultado, un usuario que tiene derechos de gesti\u00f3n de permisos en un panel puede leer y modificar permisos en otros paneles. Esto es una escalada de privilegios interna de la organizaci\u00f3n."
}
],
"id": "CVE-2026-21721",
"lastModified": "2026-04-20T17:28:19.960",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.2,
"source": "security@grafana.com",
"type": "Secondary"
}
]
},
"published": "2026-01-27T09:15:48.640",
"references": [
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"source": "security@grafana.com",
"tags": [
"Vendor Advisory"
],
"url": "https://grafana.com/security/security-advisories/cve-2026-21721"
}
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"sourceIdentifier": "security@grafana.com",
"vulnStatus": "Analyzed",
"weaknesses": [
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"lang": "en",
"value": "CWE-863"
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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