CVE-2026-28378: grafana Access Control Flaw (CVSS 3.1)

Description

The public dashboard deletion endpoint does not enforce organization isolation, allowing an Org Admin in one organization to delete public dashboards belonging to a different organization by supplying the target dashboard's identifiers.

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CVSS v3.1 Score

3.1

LOW

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS — Exploit Prediction

0.0014

Probability of exploitation

0.03%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-284 CWE-284

Affected Products

Vendor	Product	Versions
grafana	grafana	11.6.0 — 11.6.13
grafana	grafana	11.6.0 — 11.6.13
grafana	grafana	12.1.0 — 12.1.9
grafana	grafana	12.1.0 — 12.1.9
grafana	grafana	12.2.0 — 12.2.7
grafana	grafana	12.2.0 — 12.2.7
grafana	grafana	12.3.0 — 12.3.5
grafana	grafana	12.3.0 — 12.3.5
grafana	grafana	All
grafana	grafana	All

References

Other References

https://grafana.com/security/security-advisories/cve-2026-28378

Frequently Asked Questions

What is CVE-2026-28378? +

The public dashboard deletion endpoint does not enforce organization isolation, allowing an Org Admin in one organization to delete public dashboards belonging to a different organization by supplying the target dashboard's identifiers. It has a CVSS v3.1 base score of 3.1 (LOW).

How severe is CVE-2026-28378? +

CVE-2026-28378 has a CVSS v3.1 score of 3.1 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0014, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-28378? +

CVE-2026-28378 affects products from grafana, specifically: grafana. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-28378? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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