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High8.1Vendor: CriticalRed Hat Linux

High [CVE-2026-42945] Arbitrary Code Execution Vulnerability

This high-severity Red Hat Linux advisory covers CVE-2026-42945 affecting NGINX Plus, NGINX Open Source, Red Hat Enterprise Linux 10.0 Extended Update Support.

CVE-2026-42945 Published May 13, 2026
CVE-2026-42945
Affected products & platforms
Red Hat LinuxUnclassified
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Summary

Arbitrary Code Execution Vulnerability. Red Hat rates this critical (CVSS 8.1).

Weakness: CWE-131. Affected package(s): odf4/ocs-client-console-rhel9:1779881302, satellite/iop-gateway-rhel9:1779706797, nginx, odf4/ocs-client-console-rhel9:1779879463, odf4/ocs-client-console-rhel9:1779972138, odf4/odf-console-rhel9:1779952279.

Resolved in Red Hat advisory RHSA-2026:19371 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: NGINX Plus; NGINX Open Source; Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 8; and 18 more.

Affected versions
  • odf4/ocs-client-console-rhel9:1779881302
  • satellite/iop-gateway-rhel9:1779706797
  • nginx-2:1.20.1-24.el9_7.3
  • odf4/ocs-client-console-rhel9:1779879463
  • odf4/ocs-client-console-rhel9:1779972138
  • odf4/odf-console-rhel9:1779952279
  • odf4/odf-console-rhel9:1779877770
  • rhui5/rhua-rhel9:1779798222
  • odf4/odf-console-rhel9:1779959527
  • nginx-2:1.26.3-2.el10_1.2
  • odf4/ocs-client-console-rhel9:1779952245
  • odf4/odf-multicluster-console-rhel9:1779968303

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

Fixed versions
  • RHSA-2026:19371

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-2026:19371 (`sudo dnf update` / `yum update`).

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

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