Resource exhaustion in Open-telemetry Opentelemetry-dotnet-contrib
CVE-2026-41483
OpenTelemetry.Resources.Azure is the .NET resource detector for Azure environments. In versions 1.15.0-beta.1 and earlier, the AzureVmMetaDataRequestor class makes HTTP requests to the Azure VM instance metadata service and reads the respo…
EPSS: 0.000 (3.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Open-telemetry Opentelemetry-dotnet-contrib — versions <= 1.15.0-beta.1
- Opentelemetry Opentelemetry.resources.azure
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2026-41483?
- CVE-2026-41483 is a medium-severity vulnerability in Open-telemetry Opentelemetry-dotnet-contrib, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.9/10. Published 2026-05-06.
- How severe is CVE-2026-41483?
- Medium severity. CVSS v3 base score is 5.9 out of 10.