OpenTelemetry dotnet is a dotnet telemetry framework. In OpenTelemetry.Api 0.5.0-beta.2 to 1.15.2 and OpenTelemetry.Extensions.Propagators 1.3.1 to 1.15.2, The implementation details of the baggage, B3 and Jaeger processing code in the OpenTelemetry.Api and OpenTelemetry.Extensions.Propagators NuGet packages can allocate excessive memory when parsing which could create a potential denial of service (DoS) in the consuming application. This vulnerability is fixed in 1.15.3.
Metrics
Affected Vendors & Products
References
History
Thu, 23 Apr 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Thu, 23 Apr 2026 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | OpenTelemetry dotnet is a dotnet telemetry framework. In OpenTelemetry.Api 0.5.0-beta.2 to 1.15.2 and OpenTelemetry.Extensions.Propagators 1.3.1 to 1.15.2, The implementation details of the baggage, B3 and Jaeger processing code in the OpenTelemetry.Api and OpenTelemetry.Extensions.Propagators NuGet packages can allocate excessive memory when parsing which could create a potential denial of service (DoS) in the consuming application. This vulnerability is fixed in 1.15.3. | |
| Title | OpenTelemetry dotnet: Excessive memory allocation when parsing OpenTelemetry propagation headers | |
| Weaknesses | CWE-789 | |
| References |
|
|
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-04-23T18:03:28.211Z
Updated: 2026-04-23T19:22:47.268Z
Reserved: 2026-04-15T16:37:22.766Z
Link: CVE-2026-40894
Updated: 2026-04-23T19:22:42.774Z
Status : Undergoing Analysis
Published: 2026-04-23T19:17:28.810
Modified: 2026-04-24T14:50:56.203
Link: CVE-2026-40894
No data.