{"id":"CVE-2026-54168","title":"Pipelines-as-Code is a CI/CD system that lets users define Tekton pipelines in source code repositories","summary":"Pipelines-as-Code is a CI/CD system that lets users define Tekton pipelines in source code repositories. Prior to 0.37.8, 0.39.6, 0.42.1, and 0.48.0, a GitHub App installation token created during webhook processing is not scoped to the …","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-269","CWE-862"],"vendor":"tektoncd","product":"pipelines-as-code","affected":["pipelines-as-code < 0.37.8","pipelines-as-code >= 0.38.0, < 0.39.6","pipelines-as-code >= 0.40.0, < 0.42.1","pipelines-as-code >= 0.43.0, < 0.48.0"],"patched":["github.com/openshift-pipelines/pipelines-as-code 0.37.8","github.com/openshift-pipelines/pipelines-as-code 0.39.6","github.com/openshift-pipelines/pipelines-as-code 0.42.1","github.com/openshift-pipelines/pipelines-as-code 0.48.0"],"published":"2026-09-15","updated":"2026-09-17","sourceUpdated":"2026-09-17T15:16:47.743","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-54168","references":[{"url":"https://github.com/tektoncd/pipelines-as-code/commit/001782829e82b83ecb3da903f5a024ca0826b64c","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/commit/40813976a77920feaf52671320d6d3c5ff08eb7e","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/commit/ac6fded6dfb69ade7197d4eeed6e90ddbe1b79bc","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/commit/e0c4a11ea3800ab9d26cf3a8ae92b74cf18527c3","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/releases/tag/v0.37.8","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/releases/tag/v0.39.6","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/releases/tag/v0.42.1","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/releases/tag/v0.48.0","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code/security/advisories/GHSA-6f2p-296r-cc28","label":"security-advisories@github.com"},{"url":"https://github.com/tektoncd/pipelines-as-code"},{"url":"https://github.com/advisories/GHSA-6f2p-296r-cc28"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-54168.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-54168"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2533851"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-54168"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54168"}],"tags":["nvd","cve.org","osv","go","ghsa","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-17T14:30:42.954463Z"},"epss":0.00413,"epssPercentile":0.3519,"aliases":["GHSA-6f2p-296r-cc28","GO-2026-6263"],"ecosystem":"go","ingestedAt":"2026-08-20T18:59:55.010Z","slug":"CVE-2026-54168","body":"## Overview\n\nPipelines-as-Code is a CI/CD system that lets users define Tekton pipelines in source code repositories. Prior to 0.37.8, 0.39.6, 0.42.1, and 0.48.0, a GitHub App installation token created during webhook processing is not scoped to the repository that triggered the event when the App is installed across multiple repositories. A user with push access to one repository can submit a PipelineRun containing a pipelinesascode.tekton.dev/task remote task annotation that targets a private repository in the same installation. When ScopeTokenToListOfRepos returns no explicit scope, the missing triggering repository ID leaves the token able to access the entire installation. Pipelines-as-Code resolves and inlines the remote private task with that token, disclosing the repository's Tekton definitions. The demonstrated impact is read-only and does not provide write access. This issue is fixed in versions 0.37.8, 0.39.6, 0.42.1, and 0.48.0.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-54168)\n\nAffected packages:\n\n- `github.com/openshift-pipelines/pipelines-as-code < 0.37.8`\n- `github.com/openshift-pipelines/pipelines-as-code >= 0.38.0, < 0.39.6`\n- `github.com/openshift-pipelines/pipelines-as-code >= 0.40.0, < 0.42.1`\n- `github.com/openshift-pipelines/pipelines-as-code >= 0.43.0, < 0.48.0`\n\nPatched in:\n\n- `github.com/openshift-pipelines/pipelines-as-code 0.37.8`\n- `github.com/openshift-pipelines/pipelines-as-code 0.39.6`\n- `github.com/openshift-pipelines/pipelines-as-code 0.42.1`\n- `github.com/openshift-pipelines/pipelines-as-code 0.48.0`\n\nSource: https://osv.dev/vulnerability/GHSA-6f2p-296r-cc28\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · updated 2026-09-16 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-54168.json)","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}