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 formats1 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.
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
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-28376 | vulnerability | CVE-2026-28376 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 13, 2026 at 23:16 UTC |
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