CVE-2026-28377

Publication date

2026-03-26 21:39:46

Family

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.