CVE-2026-7415

The MQTT broker embedded in Yarbo firmware v2.3.9 is configured to allow anonymous connections with no topic-level read or write ACLs. Any host on the same network can subscribe to sensitive telemetry topics or publish control messages directly to the robot without authentication or authorization...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling due to the lack of size limits applied to the Properties section during the decoding process. An attacker can cause excessive CPU and memory consumption by sending MQTT messages with...

PT-2026-38460

Name of the Vulnerable Software and Affected Versions Yarbo firmware version 2.3.9 Description The embedded MQTT broker is configured to permit anonymous connections and lacks topic-level read or write Access Control Lists ACLs. This allows any host on the same network to subscribe to sensitive...

Fedora 44 : gh (2026-5df889949e)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-5df889949e advisory. Update to 2.92.0 and make telemetry sending opt in. Tenable has extracted the preceding description block directly from the Fedora security advisory...

Yarbo 访问控制错误漏洞

Yarbo is a modular intelligent courtyard maintenance robot developed by the American company Yarbo. Version 2.3.9 of Yarbo contains an access control vulnerability. This vulnerability stems from the MQTT proxy configuration, which allows anonymous connections without topic-level read/write ACLs. ...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the azureauthextension method. An attacker can gain unauthorized access to telemetry ingestion endpoints by replaying a valid Azure access token for any scope the configured identity c...

GHSA-PJV4-3C63-699F opentelemetry-collector-contrib's azureauthextension Authenticate method does not validate bearer tokens, allowing auth bypass via replay

Summary A server-side authentication bypass in azureauthextension allows any party who holds a single valid Azure access token for any scope the collector's configured identity can mint for to authenticate to any OpenTelemetry receiver that uses auth: azureauth. The extension's Authenticate metho...

CVE-2026-41484

The CVE concerns OpenTelemetry.Exporter.OneCollector for .NET. In versions ≤1.15.0, HttpJsonPostTransport reads the full response body on non-200 HTTP responses, enabling a potential denial-of-service via unbounded memory allocation if the back-end endpoint or an interceptor returns an arbitraril...

CVE-2026-41484 OpenTelemetry.Exporter.OneCollector vulnerable to denial of service via unbounded HTTP error response body

OpenTelemetry.Exporter.OneCollector is a .NET exporter that sends telemetry to a OneCollector back-end over HTTP. In versions 1.15.0 and earlier, when a request to the configured back-end or collector results in an unsuccessful HTTP 4xx or 5xx response, the HttpJsonPostTransport class reads the...

CVE-2026-41483 Unbounded HTTP response body read in OpenTelemetry.Resources.Azure

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 response body into memory without any size limit. An attacker w...

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 response body into memory without any size limit. An attacker w...

CVE-2026-41483 Unbounded HTTP response body read in OpenTelemetry.Resources.Azure

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 response body into memory without any size limit. An attacker w...

CVE-2026-41310 OpenTelemetry .NET Zipkin exporter has unbounded remote endpoint cache leading to memory growth

OpenTelemetry.Exporter.Zipkin is the .NET Zipkin exporter for OpenTelemetry. In versions 1.15.2 and earlier, the Zipkin exporter remote endpoint cache accepts unbounded key growth derived from span attributes. In high-cardinality scenarios, a process using Zipkin export for client or producer spa...

CVE-2026-44902

creationtimestamp| type| source ---|---|--- 2026-05-06 15:40:57+00:00| published-proof-of-concept| https://github.com/open-telemetry/opentelemetry-js/security/advisories/GHSA-q7rr-3cgh-j5r3 2026-05-27 17:02:41+00:00| seen| https://bsky.app/profile/thehackerwire.bsky.social/post/3mmtye5ufzl2t...

Important: Red Hat Security Advisory: Release of components for Service Telemetry Framework 1.5.7

Release of components for the Service Telemetry Framework Service Telemetry Framework STF provides automated collection of measurements and data from remote clients, such as Red Hat OpenStack Platform or third-party nodes. STF then transmits the information to a centralized, receiving Red Hat...

CVE-2026-43186

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix heap buffer overflow in ioam6filltracedata On the receive path, ioam6filltracedata uses trace-nodelen to decide how much data to write for each node. It trusts this field as-is from the incoming packet, with no...

Beyond Collection: Measuring the Detection Efficacy of Modern Security Logging Standards

Effective security logging is crucial for the timely and accurate detection of cyber threats; however, the relative effectiveness of various industry-standard logging frameworks remains understudied. This paper addresses this critical gap by presenting the first systematic evaluation of modern...

PT-2026-37526

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A heap buffer overflow exists in the ioam6 fill trace data function. The function relies on the nodelen field from incoming packets to determine the amount of data to write for each node...

OpenTelemetry 资源管理错误漏洞

OpenTelemetry is an open-source, vendor-neutral, open-source observability framework developed by OpenTelemetry. Versions of OpenTelemetry 1.15.2 and earlier contained a resource management vulnerability. This vulnerability stemmed from the Zipkin exporter’s remote endpoint caching unbounded key...

Memory Allocation with Excessive Size Value

Overview OpenTelemetry.OpAmp.Client is an OpAMP Client for OpenTelemetry .NET Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value through the PlainHttpTransport response handling in the OpAMP HTTP transport. An attacker can force the client to allocate...