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High8.1Red Hat Linux

High [CVE-2026-25681] Arbitrary code execution via Cross-Site Scripting

This high-severity Red Hat Linux advisory covers CVE-2026-25681 affecting Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 1, opentelemetry-collector.

CVE-2026-25681 Published May 22, 2026
CVE-2026-25681
Affected products & platforms
Red Hat LinuxUnclassified
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Summary

Arbitrary code execution via Cross-Site Scripting. Red Hat rates this important (CVSS 8.1).

Weakness: CWE-79.

Affected package(s): opentelemetry-collector, cluster-observability-operator/distributed-tracing-console-plugin-pf6-rhel9:1782839193, cluster-observability-operator/distributed-tracing-console-plugin-pf5-rhel9:1782839981, cluster-observability-operator/distributed-tracing-console-plugin-pf4-rhel9:1782840519, cluster-observability-operator/logging-console-plugin-pf5-rhel9:1782840539, cluster-observability-operator/monitoring-console-plugin-rhel9:1782838476.

Resolved in Red Hat advisory RHSA-2026:34342 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1.

Affected versions
  • opentelemetry-collector-0:0.152.1-1.el9_8
  • cluster-observability-operator/distributed-tracing-console-plugin-pf6-rhel9:1782839193
  • cluster-observability-operator/distributed-tracing-console-plugin-pf5-rhel9:1782839981
  • cluster-observability-operator/distributed-tracing-console-plugin-pf4-rhel9:1782840519
  • cluster-observability-operator/logging-console-plugin-pf5-rhel9:1782840539
  • cluster-observability-operator/monitoring-console-plugin-rhel9:1782838476
  • openshift-logging/cluster-logging-rhel9-operator:1782412815
  • cluster-observability-operator/distributed-tracing-console-plugin-rhel9:1782838753
  • cluster-observability-operator/logging-console-plugin-pf4-rhel9:1782839279
  • cluster-observability-operator/monitoring-console-plugin-pf5-rhel9:1782844225
  • cluster-observability-operator/monitoring-console-plugin-pf6-rhel9:1782839658
  • opentelemetry-collector-0:0.152.1-1.el10_2

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions
  • RHSA-2026:34342

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Update the affected package(s) to the fixed version shipped in RHSA-2026:34342 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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