CVE-2026-33381: Vulnerability in Grafana Grafana OSS
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.
AI Analysis
Technical Summary
This vulnerability involves a timing issue in Grafana OSS's access control for minting tokens tied to service accounts. When a user's permission to mint tokens is revoked, the system may still allow token minting for a brief period before the revocation fully takes effect. This could lead to unauthorized token issuance during that short window. The vulnerability is tracked as CWE-284 (Improper Access Control) and has a CVSS 3.1 base score of 5.9, indicating medium severity. No official patch or remediation guidance has been published as of the data provided.
Potential Impact
The impact is that an attacker or user whose minting privileges have been revoked might still mint tokens for a few seconds after revocation, potentially enabling unauthorized access or actions tied to those tokens during that brief period. There is no indication of denial of service or data destruction. The vulnerability does not appear to be actively exploited in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround is provided, users should monitor vendor communications for updates. No specific mitigation steps are documented in the provided data.
CVE-2026-33381: Vulnerability in Grafana Grafana OSS
Description
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.
CVSS v3.1
Score 5.9medium
Affected software
Grafana
Grafana OSS
pkg:github/grafana/grafanaRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a timing issue in Grafana OSS's access control for minting tokens tied to service accounts. When a user's permission to mint tokens is revoked, the system may still allow token minting for a brief period before the revocation fully takes effect. This could lead to unauthorized token issuance during that short window. The vulnerability is tracked as CWE-284 (Improper Access Control) and has a CVSS 3.1 base score of 5.9, indicating medium severity. No official patch or remediation guidance has been published as of the data provided.
Potential Impact
The impact is that an attacker or user whose minting privileges have been revoked might still mint tokens for a few seconds after revocation, potentially enabling unauthorized access or actions tied to those tokens during that brief period. There is no indication of denial of service or data destruction. The vulnerability does not appear to be actively exploited in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround is provided, users should monitor vendor communications for updates. No specific mitigation steps are documented in the provided data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GRAFANA
- Date Reserved
- 2026-03-19T07:55:06.978Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a04d644cbff5d861003f1ef
Added to database: 05/13/2026, 19:51:32 UTC
Last enriched: 08/11/2026, 13:40:34 UTC
Last updated: 09/14/2026, 22:01:33 UTC
Views: 112
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