CVE-2026-33381: Users can generate Service Account tokens after permissions removal

Published May 13, 2026
·
Updated

When a user's access to mint tokens for a service account is revoked, it is sometimes still possible to do so for a few seconds after the event. The user will eventually lose access to do this.

Affected Software

5 affected components
Grafana Grafana>=11.6.0<11.6.14
Grafana Grafana>=12.2.0<12.2.8
Grafana Grafana>=12.3.0<12.3.6
Grafana Grafana>=12.4.0<12.4.3
Grafana Grafana>=13.0.0<13.0.1

Event History

May 13, 2026
CVE Published
via MITRE·07:28 PM
Data Sourced
via MITRE·07:28 PM
DescriptionSeverity
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-33381?

The severity of CVE-2026-33381 is rated as high with a CVSS score of 8.1.

2

What does CVE-2026-33381 describe?

CVE-2026-33381 describes a vulnerability where users can still generate Service Account tokens for a brief period after their permissions have been revoked.

3

How do I fix CVE-2026-33381?

To fix CVE-2026-33381, ensure that access revocation processes are immediate and thoroughly validated in your Grafana configuration.

4

What impact does CVE-2026-33381 have on security?

CVE-2026-33381 poses a risk because it allows unauthorized access to sensitive Service Account tokens, potentially leading to data exposure.

5

Is CVE-2026-33381 specific to any software?

Yes, CVE-2026-33381 specifically affects Grafana software.

Contact

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