{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-127073",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-11-12T14:12:07.370Z",
        "datePublished": "2026-11-13T09:34:27.520Z",
        "dateUpdated": "2026-11-13T09:34:27.520Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
                "shortName": "VulnCheck",
                "dateUpdated": "2026-11-13T09:34:27.520Z"
            },
            "datePublic": "2026-11-12T00:00:00.000Z",
            "title": "OpsTree BuildPiper before 2.7.0 Privilege Escalation via Additional Manifest",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "OpsTree BuildPiper before 2.7.0 contains a privilege escalation vulnerability that allows project users to gain Kubernetes cluster-admin rights by submitting unrestricted manifests through the Additional Manifest feature. Attackers can deploy a ClusterRoleBinding binding a service account to cluster-admin, which the pipeline applies with cluster-wide credentials, granting control over all workloads and secrets."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Privilege Management",
                            "cweId": "CWE-269",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "OpsTree Solutions",
                    "product": "BuildPiper",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "0",
                            "lessThan": "2.7.0",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "cvssV4_0": {
                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "HIGH",
                        "vulnAvailabilityImpact": "HIGH",
                        "subConfidentialityImpact": "HIGH",
                        "subIntegrityImpact": "HIGH",
                        "subAvailabilityImpact": "HIGH",
                        "baseScore": 9.4,
                        "baseSeverity": "CRITICAL"
                    }
                },
                {
                    "format": "CVSS",
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseScore": 9.9,
                        "baseSeverity": "CRITICAL"
                    }
                }
            ],
            "references": [
                {
                    "url": "https://gist.github.com/neelkotnis/7bc715e190e5be2c2fc5be15c4035ce7",
                    "tags": [
                        "technical-description",
                        "exploit"
                    ]
                },
                {
                    "url": "https://www.buildpiper.io/",
                    "tags": [
                        "product"
                    ],
                    "name": "BuildPiper Product Page"
                },
                {
                    "name": "VulnCheck Advisory: OpsTree BuildPiper before 2.7.0 Privilege Escalation via Additional Manifest",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/opstree-buildpiper-before-2.7.0-privilege-escalation-via-additional-manifest"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Neel Saurabh Kotnis",
                    "type": "finder"
                }
            ],
            "x_generator": {
                "engine": "vulncheck-endgame"
            }
        }
    }
}