CVE-2026-33211

Vulnerability overview

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.1, 1.3.3, 1.6.1, 1.9.2, and 1.10.2, the Tekton Pipelines git resolver is vulnerable to path traversal via the `pathInRepo` parameter. A tenant with permission to create `ResolutionRequests` (e.g. by creating `TaskRuns` or `PipelineRuns` that use the git resolver) can read arbitrary files from the resolver pod's filesystem, including ServiceAccount tokens. The file contents are returned base64-encoded in `resolutionrequest.status.data`. Versions 1.0.1...

Affected product and versions

Product

tektoncd pipeline, Builds for Red Hat OpenShift 1.6.0, Red Hat OpenShift Builds 1.7.3

Affected versions

>= >= 1.0.0, < 1.0.1, >= >= 1.1.0, < 1.3.3, >= >= 1.4.0, < 1.6.1, >= >= 1.7.0, < 1.9.2, >= >= 1.10.0, < 1.10.2, >= 1.1.0 < 1.3.3, >= 1.4.0 < 1.6.1, >= 1.7.0 < 1.9.2, >= 1.10.0 < 1.10.2, 1.0.0

Fixed versions

1.3.3, 1.6.1, 1.9.2, 1.10.2

Technical data

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

CWE

CWE-22