Is github.com/grafana/tempo affected by CVE-2026-28377?

Go github.com/grafana/tempo is affected in <2.10.3.

Is CVE-2026-28377 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

high

CVE-2026-28377

Q: Is CVE-2026-28377 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

Go · github.com/grafana/tempo

Summary

Grafana Tempo has Inadequate Encryption Strength

Severity: high
EPSS: 0.2% (p5)
Also known as: GHSA-ffqx-q65f-36jf
Published: 2026-03-27

References

https://nvd.nist.gov/vuln/detail/CVE-2026-28377
https://github.com/grafana/tempo/commit/bb8ca663db34a0980c9758b40d918fda3b4dbec3
https://github.com/grafana/tempo

Related advisories

CVE-2026-21728 — high · Go/github.com/grafana/tempo

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.