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CVE-2026-40161

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, the Tekton Pipelines git resolver in API mode sends the system-configured Git API token to a user-controlled serverURL when the user omits the token parameter. A tenant with TaskRun or PipelineRun create permission can exfiltrate the shared API token (GitHub PAT, GitLab token, etc.) by pointing serverURL to an attacker-
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:00ceca79ac2ff53c633886973d24ca336e34903649eaa9965fa450308574ded3
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"pipeline","vendor":"tektoncd","versions":[{"status":"affected","version":">= 1.0.0, < 1.0.2"},{"status":"affected","version":">= 1.2.0, < 1.3.4"},{"status":"affected","version":">= 1.4.0, < 1.6.2"},{"status":"affected","version":">= 1.7.0, < 1.9.3"},{"status":"affected","version":">= 1.10.0, < 1.11.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:368ef9e0971eabcce31c53a32aeb07394955c610c5c5301a9a8cc43934b57bab · sha256:fc0b68bbbfd1e923… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:368ef9e0971eabcce31c53a32aeb07394955c610c5c5301a9a8cc43934b57bab · sha256:fc0b68bbbfd1e923… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-201","description":"CWE-201: Insertion of Sensitive Information Into Sent Data","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:368ef9e0971eabcce31c53a32aeb07394955c610c5c5301a9a8cc43934b57bab · sha256:fc0b68bbbfd1e923… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/tektoncd/pipeline/issues/9608","tags":["x_refsource_MISC"],"url":"https://github.com/tektoncd/pipeline/issues/9608"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:368ef9e0971eabcce31c53a32aeb07394955c610c5c5301a9a8cc43934b57bab · sha256:fc0b68bbbfd1e923… · /containers/cna/references/1
{"name":"https://github.com/tektoncd/pipeline/issues/9609","tags":["x_refsource_MISC"],"url":"https://github.com/tektoncd/pipeline/issues/9609"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:368ef9e0971eabcce31c53a32aeb07394955c610c5c5301a9a8cc43934b57bab · sha256:fc0b68bbbfd1e923… · /containers/cna/references/2
{"name":"https://github.com/tektoncd/pipeline/security/advisories/GHSA-wjxp-xrpv-xpff","tags":["x_refsource_CONFIRM"],"url":"https://github.com/tektoncd/pipeline/security/advisories/GHSA-wjxp-xrpv-xpff"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:368ef9e0971eabcce31c53a32aeb07394955c610c5c5301a9a8cc43934b57bab · sha256:fc0b68bbbfd1e923… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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