Use of a Non-reentrant Function in a Concurrent Context Affecting github.com/grafana/grafana/pkg/services/live/pushhttp package, versions <11.6.14+security-04>=12.0.0 <12.2.8+security-04>=12.3.0 <12.3.6+security-04>=12.4.0 <12.4.3+security-02>=13.0.0 <13.0.1+security-01
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published29 Jun 2026
- disclosed13 May 2026
- creditUnknown
Introduced: 13 May 2026
CVE-2026-28379 Â (opens in a new tab)How to fix?
Upgrade github.com/grafana/grafana/pkg/services/live/pushhttp to version 11.6.14+security-04, 12.2.8+security-04, 12.3.6+security-04, 12.4.3+security-02, 13.0.1+security-01 or higher.
Overview
Affected versions of this package are vulnerable to Use of a Non-reentrant Function in a Concurrent Context via a race condition in the Grafana Live process. An attacker can cause the server to crash and become unavailable by sending concurrent requests as an authenticated user with Viewer role. This is only exploitable if the attacker has authenticated access with Viewer privileges.