cvedb.io
CVE-2026-28377
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2026-03-26T22:16:28.460 · Last modified 2026-06-17T13:20:14.760

Summary

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.

Affected products

grafana — tempo

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.