CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.5. Exploitation may require the attacker to be authenticated. It may lead to a denial-of-service condition.
CVE
CVE-2026-27878
Severity
MEDIUM
CVSS
6.5
EPSS
0.41%
Original NVD Description
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.
Related CVEs
Other vulnerabilities affecting the same vendor(s)