Deserialization Of Untrusted Data

io.opentelemetry.javaagent:opentelemetry-javaagent is vulnerable to Deserialization Of Untrusted Data. The vulnerability is due to lack of serialization filtering in the RMI instrumentation endpoint, which allows an attacker with network access to send malicious serialized data and execute...

CVE-2026-33701

OpenTelemetry Java Instrumentation provides OpenTelemetry auto-instrumentation and instrumentation libraries for Java. In versions prior to 2.26.1, the RMI instrumentation registered a custom endpoint that deserialized incoming data without applying serialization filters. On JDK version 16 and...

CVE-2026-33701 OpenTelemetry: Unsafe Deserialization in RMI Instrumentation may Lead to Remote Code Execution

OpenTelemetry Java Instrumentation provides OpenTelemetry auto-instrumentation and instrumentation libraries for Java. In versions prior to 2.26.1, the RMI instrumentation registered a custom endpoint that deserialized incoming data without applying serialization filters. On JDK version 16 and...

CVE-2026-33701

OpenTelemetry Java instrumentation (opentelemetry-javaagent) contains an unsafe deserialization flaw in its RMI integration prior to version 2.26.1. If the agent is attached on a JDK 16 or earlier, and an RMI/JMX port is network-reachable with a gadget-chain–compatible library on the application ...

CVE-2026-33701 OpenTelemetry: Unsafe Deserialization in RMI Instrumentation may Lead to Remote Code Execution

OpenTelemetry Java Instrumentation provides OpenTelemetry auto-instrumentation and instrumentation libraries for Java. In versions prior to 2.26.1, the RMI instrumentation registered a custom endpoint that deserialized incoming data without applying serialization filters. On JDK version 16 and...

GHSA-H8W2-RV57-VC6F splunk-otel-javaagent: Unsafe deserialization in RMI instrumentation may lead to Remote Code Execution

In versions prior to 2.26.1, the RMI instrumentation registered a custom endpoint that deserialized incoming data without applying serialization filters. An attacker with network access to a JMX or RMI port on an instrumented JVM could exploit this to potentially achieve remote code execution. Al...

SUSE SLED15: firewalld-prometheus-config / golang-github-prometheus-alertmanager / etc (SUSE-SU-2026:1008-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1008-1 advisory. golang-github-prometheus-alertmanager, golang-github-prometheus-nodeexporter: - Internal changes...

Security update for Prometheus

This update for Prometheus fixes the following issues: golang-github-prometheus-alertmanager, golang-github-prometheus-nodeexporter: Internal changes to fix build issues with no impact for customers golang-github-prometheus-prometheus: Security issues fixed: CVE-2026-27606: Fixed arbitrary file...

RHEL 9 : opentelemetry-collector (RHSA-2026:4267)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:4267 advisory. Collector with the supported components for a Red Hat build of OpenTelemetry Security Fixes: golang: net/url: Memory exhaustion in query...

RHEL 9 : opentelemetry-collector (RHSA-2026:4177)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:4177 advisory. Collector with the supported components for a Red Hat build of OpenTelemetry Security Fixes: golang: net/url: Memory exhaustion in query...

ALSA-2026:4174 Important: opentelemetry-collector security update

Collector with the supported components for a AlmaLinux build of OpenTelemetry Security Fixes: golang: net/url: Memory exhaustion in query parameter parsing in net/url CVE-2025-61726 crypto/tls: Unexpected session resumption in crypto/tls CVE-2025-68121 For more details about the security issues,...

CLEANSTART-2026-PP62083 OpenTelemetry-Go is the Go implementation of OpenTelemetry

Multiple security vulnerabilities affect the fluent-operator-fips package. OpenTelemetry-Go is the Go implementation of OpenTelemetry. See references for individual vulnerability details...

CLEANSTART-2026-GI57625 OpenTelemetry-Go is the Go implementation of OpenTelemetry

Security vulnerability affects the fluent-operator-fips package. OpenTelemetry-Go is the Go implementation of OpenTelemetry...

GHSA-8FJ7-8H3W-XWFM vulnerabilities

Vulnerabilities for packages: grafana-alloy, gitlab-pages, telegraf, flux-kustomize-controller, ollama, contour, kyverno-policy-reporter, crossplane-provider-aws-dynamodb, melange, opentelemetry-collector, cilium-cli, crossplane-provider-aws-memorydb, trivy-operator, tekton-pipelines, timoni,...

CLEANSTART-2026-BY85815 OpenTelemetry-Go is the Go implementation of OpenTelemetry

Multiple security vulnerabilities affect the argo-workflows package. OpenTelemetry-Go is the Go implementation of OpenTelemetry. See references for individual vulnerability details...

RHEL 9 : opentelemetry-collector (RHSA-2026:3287)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:3287 advisory. Collector with the supported components for a Red Hat build of OpenTelemetry Security Fixes: crypto/x509: golang: Denial of Service due to excessive...

RHEL 9 : opentelemetry-collector (RHSA-2026:3289)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:3289 advisory. Collector with the supported components for a Red Hat build of OpenTelemetry Security Fixes: crypto/x509: golang: Denial of Service due to excessive...

RLSA-2026:1908 Important: opentelemetry-collector security update

Collector with the supported components for a Rocky Enterprise Software Foundation build of OpenTelemetry Security Fixes: crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate CVE-2025-61729 For more details about the security issues, including the...

RHEL 10 : opentelemetry-collector (RHSA-2026:1907)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:1907 advisory. Collector with the supported components for a Red Hat build of OpenTelemetry Security Fixes: crypto/x509: golang: Denial of Service due to excessive...

CVE-2026-24051

OpenTelemetry-Go is the Go implementation of OpenTelemetry. The OpenTelemetry Go SDK in version v1.20.0-1.39.0 is vulnerable to Path Hijacking Untrusted Search Paths on macOS/Darwin systems. The resource detection code in sdk/resource/hostid.go executes the ioreg system command using a search pat...