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Advisory severityCritical9.6Vendor: HighRed Hat Linux

Critical [CVE-2026-33211] Information disclosure via path traversal in git resolver

This critical-severity Red Hat Linux advisory covers CVE-2026-33211 affecting Red Hat OpenShift Builds 1.6.5, Red Hat OpenShift Builds 1.7.4, Red Hat OpenShift Pipelines 1.21.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-33211 Source published

VulniPulse record published

CVE-2026-33211
Affected products & platforms
Red Hat LinuxUnclassified
Open source advisory

Summary

Information disclosure via path traversal in git resolver. Red Hat rates this important (CVSS 9.6).

Weakness: CWE-22. Affected package(s): openshift-builds/openshift-builds-rhel9-operator:1776860241, serve-tkn-cli, openshift-pipelines/pipelines-resolvers-rhel9:1774556280, openshift-pipelines/pipelines-resolvers-rhel9:1774596617, openshift-builds/openshift-builds-rhel9-operator:1776859898, openshift-pipelines/pipelines-operator-bundle:1776925111.

Resolved in Red Hat advisory RHSA-2026:21932 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat OpenShift Builds 1.6.5; Red Hat OpenShift Builds 1.7.4; Red Hat OpenShift Pipelines 1.21; Red Hat Trusted Artifact Signer 1.3; and 5 more.

Is CVE-2026-33211 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2026-33211 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2026-33211?

Upgrade to a fixed release named by Red Hat:

  • RHSA-2026:21932

Confirm against the vendor advisory before you patch.

Affected versions
  • openshift-builds/openshift-builds-rhel9-operator:1776860241
  • serve-tkn-cli-1-21-serve-tkn-cli-1.21.1
  • openshift-pipelines/pipelines-resolvers-rhel9:1774556280
  • openshift-pipelines/pipelines-resolvers-rhel9:1774596617
  • openshift-builds/openshift-builds-rhel9-operator:1776859898
  • openshift-pipelines/pipelines-operator-bundle:1776925111
  • openshift-pipelines/pipelines-pipelines-as-code-controller-rhel9:1779865001
  • openshift-pipelines/pipelines-operator-bundle:1774871390
  • rhtas/client-server-rhel9:1776339099
  • openshift-pipelines/pipelines-operator-bundle:1780044955

Official advisory · high-confidence parse· fetched 4 months ago·verify at source

Fixed versions
  • RHSA-2026:21932

Official advisory · high-confidence parse· fetched 4 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Update the affected package(s) to the fixed version shipped in RHSA-2026:21932 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 4 months ago·verify at source

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