CVE-2026-28377 Affecting grafana-11.5-oci-compat package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-GRAFANA115OCICOMPAT-16542267
  • published9 May 2026
  • disclosed26 Mar 2026

Introduced: 26 Mar 2026

CVE-2026-28377  (opens in a new tab)

How to fix?

There is no fixed version for Minimos:latest grafana-11.5-oci-compat.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grafana-11.5-oci-compat package and not the grafana-11.5-oci-compat package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1