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PT-2026-34708

🗓️ 23 Apr 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity
🔗 dbugs.ptsecurity.com

OpenTelemetry dotnet OTLP retries could allocate memory from a server trailer; fixed in 1.15.2 to prevent denial of service.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-40891
23 Apr 202617:54
–attackerkb
Chainguard
CVE-2026-40891 vulnerabilities
28 Apr 202613:17
–cgr
CNNVD
OpenTelemetry .NET 安全漏洞
23 Apr 202600:00
–cnnvd
CVE
CVE-2026-40891
23 Apr 202617:54
–cve
Cvelist
CVE-2026-40891 OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling
23 Apr 202617:54
–cvelist
EUVD
EUVD-2026-25268
23 Apr 202621:40
–euvd
Github Security Blog
OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling
23 Apr 202621:40
–github
NVD
CVE-2026-40891
23 Apr 202618:16
–nvd
OSV
CGA-PX7W-F925-VH5P
28 Apr 202610:30
–osv
OSV
GHSA-MR8R-92FQ-PJ8P OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling
23 Apr 202621:40
–osv
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31 May 2026 00:00Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.15.3
EPSS0.00019
SSVC
0