{"id":"CVE-2026-26055","summary":"Unauthenticated Admission Webhook Endpoints in Yoke ATC","details":"Yoke is a Helm-inspired infrastructure-as-code (IaC) package deployer. In 0.19.0 and earlier, a vulnerability exists in the Air Traffic Controller (ATC) component of Yoke. The ATC webhook endpoints lack proper authentication mechanisms, allowing any pod within the cluster network to directly send AdmissionReview requests to the webhook, bypassing Kubernetes API Server authentication. This enables attackers to trigger WASM module execution in the ATC controller context without proper authorization.","aliases":["GHSA-965m-v4cc-6334","GO-2026-4491"],"modified":"2026-03-13T04:11:22.623771Z","published":"2026-02-12T21:07:17.914Z","related":["SUSE-SU-2026:0757-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26055.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-306"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26055.json"},{"type":"ADVISORY","url":"https://github.com/yokecd/yoke/security/advisories/GHSA-965m-v4cc-6334"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26055"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/yokecd/yoke","events":[{"introduced":"0"},{"last_affected":"f97305640524f75df4f658be45edca0b0196beb7"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"0.19.0"}]}}],"versions":["atc-installer/v0.0.1","atc-installer/v0.0.2","atc-installer/v0.1.0","atc-installer/v0.10.0","atc-installer/v0.10.1","atc-installer/v0.10.2","atc-installer/v0.10.3","atc-installer/v0.11.0","atc-installer/v0.11.1","atc-installer/v0.11.2","atc-installer/v0.11.3","atc-installer/v0.11.4","atc-installer/v0.11.5","atc-installer/v0.11.6","atc-installer/v0.11.7","atc-installer/v0.11.8","atc-installer/v0.12.0","atc-installer/v0.12.1","atc-installer/v0.12.2","atc-installer/v0.12.3","atc-installer/v0.13.0","atc-installer/v0.13.1","atc-installer/v0.13.2","atc-installer/v0.13.3","atc-installer/v0.14.0","atc-installer/v0.14.1","atc-installer/v0.14.2","atc-installer/v0.14.3","atc-installer/v0.14.4","atc-installer/v0.14.5","atc-installer/v0.14.6","atc-installer/v0.15.0","atc-installer/v0.15.1","atc-installer/v0.16.0","atc-installer/v0.16.1","atc-installer/v0.17.0","atc-installer/v0.17.1","atc-installer/v0.17.2","atc-installer/v0.17.3","atc-installer/v0.17.4","atc-installer/v0.2.0","atc-installer/v0.3.0","atc-installer/v0.3.1","atc-installer/v0.4.0","atc-installer/v0.4.1","atc-installer/v0.5.0","atc-installer/v0.5.1","atc-installer/v0.5.2","atc-installer/v0.5.3","atc-installer/v0.5.4","atc-installer/v0.6.0","atc-installer/v0.6.1","atc-installer/v0.6.2","atc-installer/v0.7.0","atc-installer/v0.7.1","atc-installer/v0.8.0","atc-installer/v0.8.1","atc-installer/v0.9.0","atc-installer/v0.9.1","atc-installer/v0.9.2","atc-installer/v0.9.3","atc/v0.0.1","atc/v0.0.2","atc/v0.1.0","atc/v0.1.1","atc/v0.1.2","atc/v0.10.0","atc/v0.10.1","atc/v0.10.2","atc/v0.10.3","atc/v0.10.4","atc/v0.10.5","atc/v0.10.6","atc/v0.11.0","atc/v0.11.1","atc/v0.11.2","atc/v0.11.3","atc/v0.11.4","atc/v0.11.5","atc/v0.11.6","atc/v0.11.7","atc/v0.11.8","atc/v0.12.0","atc/v0.12.1","atc/v0.12.2","atc/v0.12.3","atc/v0.12.4","atc/v0.12.5","atc/v0.13.0","atc/v0.13.1","atc/v0.13.2","atc/v0.13.3","atc/v0.13.4","atc/v0.13.5","atc/v0.14.0","atc/v0.15.0","atc/v0.15.1","atc/v0.15.10","atc/v0.15.11","atc/v0.15.12","atc/v0.15.2","atc/v0.15.3","atc/v0.15.4","atc/v0.15.5","atc/v0.15.6","atc/v0.15.7","atc/v0.15.8","atc/v0.15.9","atc/v0.16.0","atc/v0.16.1","atc/v0.16.2","atc/v0.16.3","atc/v0.16.4","atc/v0.17.0","atc/v0.17.1","atc/v0.17.2","atc/v0.17.3","atc/v0.17.4","atc/v0.17.5","atc/v0.18.0","atc/v0.18.1","atc/v0.18.2","atc/v0.18.3","atc/v0.18.4","atc/v0.18.5","atc/v0.18.6","atc/v0.18.7","atc/v0.18.8","atc/v0.19.0","atc/v0.2.0","atc/v0.2.1","atc/v0.3.0","atc/v0.3.1","atc/v0.3.2","atc/v0.3.3","atc/v0.4.0","atc/v0.4.1","atc/v0.4.2","atc/v0.5.0","atc/v0.5.1","atc/v0.5.2","atc/v0.5.3","atc/v0.5.4","atc/v0.5.5","atc/v0.5.6","atc/v0.5.7","atc/v0.6.0","atc/v0.6.1","atc/v0.6.2","atc/v0.6.3","atc/v0.6.4","atc/v0.7.0","atc/v0.7.1","atc/v0.7.2","atc/v0.8.0","atc/v0.8.1","atc/v0.8.2","atc/v0.9.0","atc/v0.9.1","atc/v0.9.2","atc/v0.9.3","atc/v0.9.4","atc/v0.9.5","atc/v0.9.6","atc/v0.9.7","atc/v0.9.8","atc/v0.9.9","v0.0.0-alpha1","v0.0.0-alpha10","v0.0.0-alpha11","v0.0.0-alpha12","v0.0.0-alpha13","v0.0.0-alpha14","v0.0.0-alpha15","v0.0.0-alpha16","v0.0.0-alpha17","v0.0.0-alpha2","v0.0.0-alpha3","v0.0.0-alpha4","v0.0.0-alpha5","v0.0.0-alpha6","v0.0.0-alpha7","v0.0.0-alpha8","v0.0.0-alpha9","v0.0.0-beta1","v0.0.0-beta2","v0.0.0-beta3","v0.0.1","v0.0.10","v0.0.11","v0.0.2","v0.0.3","v0.0.4","v0.0.5","v0.0.6","v0.0.7","v0.0.8","v0.0.9","v0.1.0","v0.1.1","v0.1.2","v0.1.3","v0.1.4","v0.10.0","v0.10.1","v0.10.10","v0.10.2","v0.10.3","v0.10.4","v0.10.5","v0.10.6","v0.10.7","v0.10.8","v0.10.9","v0.11.0","v0.11.1","v0.11.2","v0.11.3","v0.11.4","v0.11.5","v0.11.6","v0.12.0","v0.12.1","v0.12.2","v0.12.3","v0.12.4","v0.12.5","v0.12.6","v0.12.7","v0.12.8","v0.12.9","v0.13.0","v0.13.1","v0.13.2","v0.13.3","v0.13.4","v0.13.5","v0.14.0","v0.14.1","v0.14.2","v0.14.3","v0.14.4","v0.15.0","v0.16.0","v0.16.1","v0.16.10","v0.16.11","v0.16.2","v0.16.3","v0.16.4","v0.16.5","v0.16.6","v0.16.7","v0.16.8","v0.16.9","v0.17.0","v0.17.1","v0.17.2","v0.17.3","v0.17.4","v0.18.0","v0.18.1","v0.18.2","v0.18.3","v0.18.4","v0.19.0","v0.19.1","v0.19.2","v0.19.3","v0.19.4","v0.19.5","v0.19.6","v0.19.7","v0.19.8","v0.19.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