Vulnerability Details CVE-2026-25542
Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. From 0.43.0 to 1.11.0, trusted resources verification policies match a resource source string (refSource.URI) against spec.resources[].pattern using regexp.MatchString. In Go, regexp.MatchString reports a match if the pattern matches anywhere in the string, so common unanchored patterns (including examples in tekton documentation) can be bypassed by attacker-controlled source strings that contain the trusted pattern as a substring. This can cause an unintended policy match and change which verification mode/keys apply.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 9.1%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-25542
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.43.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.43.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.43.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.44.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.44.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.44.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.44.4
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.45.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.46.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.47.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.47.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.47.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.47.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.48.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.49.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.50.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.50.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.50.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.50.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.50.4
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.50.5
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.50.6
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.51.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.52.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.52.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.4
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.5
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.6
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.7
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.8
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.53.9
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.54.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.54.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.54.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.55.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.4
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.5
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.6
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.7
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.8
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.56.9
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.57.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.58.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.59.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.59.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.59.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.59.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.59.4
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.59.5
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.59.6
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.60.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.60.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.60.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.61.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.61.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.4
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.5
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.6
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.7
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.8
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.62.9
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.63.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.64.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.4
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.5
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.6
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.65.7
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.66.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.68.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.68.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.69.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.69.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:0.70.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.0.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.0.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.1.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.10.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.10.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.10.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.2.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.3.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.3.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.3.2
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.3.3
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.4.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.5.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.6.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.6.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.7.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.9.0
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.9.1
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cpe:2.3:a:linuxfoundation:tekton_pipelines:1.9.2