github.com/grafana/tempo (Go) — known CVEs & security advisories

Known CVE vulnerabilities and GitHub Security Advisories affecting the Go package github.com/grafana/tempo, with affected version ranges, CVSS severity, EPSS exploit prediction, and CISA KEV status.

CVEs (2)

• CVE-2026-21728 — CVSS 7.5 (high): Tempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its…
• CVE-2026-28377 — CVSS 7.5 (high): A vulnerability in Grafana Tempo exposes the S3 SSE-C encryption key in plaintext through the /status/config endpoint, potentially allowing…