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CVE-2026-28377

🗓️ 26 Mar 2026 21:39:46Reported by GRAFANAType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Grafana Tempo exposes the Simple Storage Service server side encryption key in plaintext via the status/config endpoint.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-28377
26 Mar 202621:39
attackerkb
Chainguard
CVE-2026-28377 vulnerabilities
8 May 202613:17
cgr
Circl
CVE-2026-28377
26 Mar 202622:21
circl
CNNVD
Grafana Tempo 安全漏洞
26 Mar 202600:00
cnnvd
Cvelist
CVE-2026-28377 S3 SSE-C Encryption Key Exposed in Plaintext via Config Endpoint (CVE-2025-41118 Pattern)
26 Mar 202621:39
cvelist
EUVD
EUVD-2026-16424
27 Mar 202600:31
euvd
Github Security Blog
Grafana Tempo has Inadequate Encryption Strength
27 Mar 202600:31
github
Grafana
S3 SSE-C Encryption Key Exposed in Plaintext via Config Endpoint
16 Mar 202600:00
grafana
NVD
CVE-2026-28377
26 Mar 202622:16
nvd
OPENSUSE Linux
tempo-cli-2.10.3-1.1 on GA media (moderate)
20 Mar 202600:00
opensuse
Rows per page
NVD
Node
grafanatempoRange<2.10.3
[
  {
    "vendor": "Grafana",
    "product": "Tempo",
    "platforms": [
      "OnPrem"
    ],
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "2.10.3",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  }
]

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13 May 2026 19:28Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00009
SSVC
4