Security Advisory

CVE-2026-28377

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-03-26 21:39:46

Last updated 2026-06-22 16:31:23

Assigner GRAFANA

State PUBLISHED

Description

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.

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