CVE-2026-28376 — The Grafana Live push endpoint can be exploited to cause

CVE-2026-28376 — The Grafana Live push endpoint can be exploited to cause

CVE-2026-28376 — The Grafana Live push endpoint can be exploited to cause unbounded memory allocation by sending a large or streaming request body, potentially leading to out-of-memory conditions. An authenticated user with access to the Grafana Live API can trigger this issue.

What This Means For You

  • If your environment is affected by this vulnerability type, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-28376 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

1 rule · 6 SIEM formats

1 detection rule auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.

high T1499 Impact

Grafana Live Unbounded Memory Allocation via Push Endpoint — CVE-2026-28376

Sigma YAML — free preview
title: Grafana Live Unbounded Memory Allocation via Push Endpoint — CVE-2026-28376
id: scw-2026-05-13-ai-1
status: experimental
level: high
description: |
  Detects attempts to exploit CVE-2026-28376 by sending requests to the Grafana Live push endpoint ('/api/live/push') using the POST method. This vulnerability allows an authenticated user to cause unbounded memory allocation, potentially leading to an out-of-memory condition and denial of service.
author: SCW Feed Engine (AI-generated)
date: 2026-05-13
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-28376/
tags:
  - attack.impact
  - attack.t1499
logsource:
    category: webserver
detection:
  selection:
      cs-uri|contains:
          - '/api/live/push'
      cs-method:
          - 'POST'
      condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-28376 vulnerability CVE-2026-28376
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 13, 2026 at 23:16 UTC

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