Red Hat Security Advisory: Red Hat OpenShift Pipelines Release 1.21.1
Red Hat OpenShift Pipelines Operator version 1. 21. 1 addresses multiple vulnerabilities identified by CVE-2025-66506, CVE-2026-33022, and CVE-2026-33211. The release fixes issues including an operator panic triggered by invalid variable substitution in pipeline matrices. These vulnerabilities relate to weaknesses categorized under CWE-405 (improper initialization), CWE-130 (improper handling of length values), and CWE-22 (path traversal). The advisory is classified as high severity and applies to Red Hat OpenShift Pipelines 1. 21 on multiple architectures including arm64 and ppc64le. No known exploits are reported in the wild. The vendor has released this updated version as the official fix for these issues.
AI Analysis
Technical Summary
The Red Hat OpenShift Pipelines Operator 1.21.1 release includes security fixes for three related CVEs (CVE-2025-66506, CVE-2026-33022, CVE-2026-33211) affecting the 1.21 version of the product. The vulnerabilities involve improper handling of pipeline matrix variable substitutions causing operator panics and other issues related to path traversal and length handling. These issues are addressed in this release, which is the official remediation provided by Red Hat. The operator is a Kubernetes-native CI/CD solution using Tekton CRDs to automate deployments. The advisory does not provide a CVSS score but classifies the severity as high. The vendor advisory confirms the availability of the fix in this release and provides updated container images for affected architectures.
Potential Impact
Successful exploitation of these vulnerabilities could cause operator panics and potentially allow unintended behavior in pipeline executions due to improper variable substitution and path handling. This could disrupt CI/CD workflows managed by OpenShift Pipelines. The advisory does not report any known active exploitation in the wild. The impact is rated high by the vendor, indicating significant risk to affected deployments if unpatched.
Mitigation Recommendations
Apply the Red Hat OpenShift Pipelines Operator 1.21.1 update as provided by Red Hat to remediate these vulnerabilities. This release is the official fix addressing the identified issues. Users should update to this version promptly to mitigate the risk. No additional vendor-recommended mitigations or workarounds are indicated in the advisory.
Red Hat Security Advisory: Red Hat OpenShift Pipelines Release 1.21.1
Description
Red Hat OpenShift Pipelines Operator version 1. 21. 1 addresses multiple vulnerabilities identified by CVE-2025-66506, CVE-2026-33022, and CVE-2026-33211. The release fixes issues including an operator panic triggered by invalid variable substitution in pipeline matrices. These vulnerabilities relate to weaknesses categorized under CWE-405 (improper initialization), CWE-130 (improper handling of length values), and CWE-22 (path traversal). The advisory is classified as high severity and applies to Red Hat OpenShift Pipelines 1. 21 on multiple architectures including arm64 and ppc64le. No known exploits are reported in the wild. The vendor has released this updated version as the official fix for these issues.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat OpenShift Pipelines Operator 1.21.1 release includes security fixes for three related CVEs (CVE-2025-66506, CVE-2026-33022, CVE-2026-33211) affecting the 1.21 version of the product. The vulnerabilities involve improper handling of pipeline matrix variable substitutions causing operator panics and other issues related to path traversal and length handling. These issues are addressed in this release, which is the official remediation provided by Red Hat. The operator is a Kubernetes-native CI/CD solution using Tekton CRDs to automate deployments. The advisory does not provide a CVSS score but classifies the severity as high. The vendor advisory confirms the availability of the fix in this release and provides updated container images for affected architectures.
Potential Impact
Successful exploitation of these vulnerabilities could cause operator panics and potentially allow unintended behavior in pipeline executions due to improper variable substitution and path handling. This could disrupt CI/CD workflows managed by OpenShift Pipelines. The advisory does not report any known active exploitation in the wild. The impact is rated high by the vendor, indicating significant risk to affected deployments if unpatched.
Mitigation Recommendations
Apply the Red Hat OpenShift Pipelines Operator 1.21.1 update as provided by Red Hat to remediate these vulnerabilities. This release is the official fix addressing the identified issues. Users should update to this version promptly to mitigate the risk. No additional vendor-recommended mitigations or workarounds are indicated in the advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:6166
- Cve Count
- 3
- Additional Cves
- ["CVE-2026-33022","CVE-2026-33211"]
- Cvss Version
- null
Threat ID: 6a16096ee29bf47b506362b0
Added to database: 5/26/2026, 8:58:22 PM
Last enriched: 5/27/2026, 1:05:24 AM
Last updated: 5/27/2026, 4:48:07 AM
Views: 2
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