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4 vulnerabilities found for tempo by grafana

CVE-2026-21728 (GCVE-0-2026-21728)

Vulnerability from nvd – Published: 2026-04-24 08:00 – Updated: 2026-04-24 13:06
VLAI?
Title
Tempo query limit results in unbounded memory allocation
Summary
Tempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy. Mitigation can be done by setting max_result_limit in the search config, e.g. to 262144 (2^18).
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-400 - Uncontrolled Resource Consumption
Assigner
References
Impacted products
Vendor Product Version
Grafana Tempo Affected: v1.3.0 , < v2.11.0 (semver)
Create a notification for this product.
Date Public ?
2026-02-23 07:40
Show details on NVD website
To clipboard 

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CVE-2026-28377 (GCVE-0-2026-28377)

Vulnerability from nvd – Published: 2026-03-26 21:39 – Updated: 2026-04-24 08:00
VLAI?
Title
S3 SSE-C Encryption Key Exposed in Plaintext via Config Endpoint (CVE-2025-41118 Pattern)
Summary
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.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-326 - Inadequate Encryption Strength
Assigner
References
Impacted products
Vendor Product Version
Grafana Tempo Affected: 2.10.3 (semver)
Create a notification for this product.
Date Public ?
2026-03-26 21:34
Show details on NVD website
To clipboard 

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CVE-2026-21728 (GCVE-0-2026-21728)

Vulnerability from cvelistv5 – Published: 2026-04-24 08:00 – Updated: 2026-04-24 13:06
VLAI?
Title
Tempo query limit results in unbounded memory allocation
Summary
Tempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy. Mitigation can be done by setting max_result_limit in the search config, e.g. to 262144 (2^18).
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-400 - Uncontrolled Resource Consumption
Assigner
References
Impacted products
Vendor Product Version
Grafana Tempo Affected: v1.3.0 , < v2.11.0 (semver)
Create a notification for this product.
Date Public ?
2026-02-23 07:40
Show details on NVD website
To clipboard 

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CVE-2026-28377 (GCVE-0-2026-28377)

Vulnerability from cvelistv5 – Published: 2026-03-26 21:39 – Updated: 2026-04-24 08:00
VLAI?
Title
S3 SSE-C Encryption Key Exposed in Plaintext via Config Endpoint (CVE-2025-41118 Pattern)
Summary
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.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-326 - Inadequate Encryption Strength
Assigner
References
Impacted products
Vendor Product Version
Grafana Tempo Affected: 2.10.3 (semver)
Create a notification for this product.
Date Public ?
2026-03-26 21:34
Show details on NVD website
To clipboard 

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