Search Results (3 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2026-27878 1 Grafana 2 Enterprise Metrics, Tempo 2026-06-24 6.5 Medium
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.
CVE-2026-21728 1 Grafana 1 Tempo 2026-04-28 7.5 High
Tempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy. Mitigation can be done by setting max_result_limit in the search config, e.g. to 262144 (2^18).
CVE-2026-28377 1 Grafana 1 Tempo 2026-04-24 7.5 High
A vulnerability in Grafana Tempo exposes the S3 SSE-C encryption key in plaintext through the /status/config endpoint, potentially allowing unauthorized users to obtain the key used to encrypt trace data stored in S3. Thanks to william_goodfellow for reporting this vulnerability.