CVE-2026-27878
ADVISORY - githubSummary
A TraceQL query in Grafana Tempo with a large exemplars hint value can cause the Tempo instance to allocate an excessive amount of memory, resulting in an out-of-memory crash. This could allow an authenticated user to trigger a denial of service against the Tempo service.
EPSS Score: 0.00411 (0.343)
Common Weakness Enumeration (CWE)
ADVISORY - nist
Uncontrolled Resource Consumption
ADVISORY - github
Uncontrolled Resource Consumption
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