PT-2026-26315

CVE-2026-28377

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Published

2026-03-16

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Updated

2026-10-15

Description by

CVSS 3.1
9.8
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Grafana Tempo versions prior to 2.10.3
Description A flaw exists in Grafana Tempo that results in the exposure of the S3 SSE-C encryption key in plaintext. This exposure occurs through the /status/config API endpoint. Successful exploitation could allow unauthorized users to obtain the key used to encrypt trace data stored in S3.
Recommendations Update to version 2.10.3 or later.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
Related identifiers
GHSA-FFQX-Q65F-36JF
CLEANSTART-2026-GX27419
CLEANSTART-2026-IE49312
CLEANSTART-2026-IH60054
CLEANSTART-2026-KC83705
CLEANSTART-2026-LC55153
CLEANSTART-2026-MG98376
CLEANSTART-2026-VK48825
CLEANSTART-2026-YF74364
CLEANSTART-2026-ZI02697
CLEANSTART-2026-ZZ38071
ECHO-69D9-D5A1-7D86
GO-2026-5359
OPENSUSE-SU-2026:10390-1
OPENSUSE-SU-2026:21483-1
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