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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-122302",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-11-04T23:23:51.289Z",
        "datePublished": "2026-11-05T02:25:07.653Z",
        "dateUpdated": "2026-11-05T02:25:07.653Z"
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                "dateUpdated": "2026-11-05T02:25:07.653Z"
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            "datePublic": "2026-10-21T00:00:00.000Z",
            "title": "Kyverno before 1.19.2 Privilege Escalation via Generate Rule Permission Check",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Kyverno before 1.19.2 contains a privilege escalation vulnerability that allows namespace admins to create resources beyond their RBAC because generate-rule admission checks verify the controller's permissions, not the author's. Attackers can create a namespaced Policy with generate rules targeting other namespaces or cluster-scoped kinds, making the background controller create or clone resources cluster-wide."
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            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Privilege Management",
                            "cweId": "CWE-269",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "kyverno",
                    "product": "kyverno",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:golang/github.com/kyverno/kyverno",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "1.19.2"
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                        {
                            "version": "1.19.2",
                            "status": "unaffected",
                            "versionType": "semver"
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            "metrics": [
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                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 9.3,
                        "baseSeverity": "CRITICAL",
                        "exploitMaturity": "NOT_DEFINED",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
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                        "vulnConfidentialityImpact": "HIGH",
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                        "vulnerabilityResponseEffort": "NOT_DEFINED"
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                    "format": "CVSS"
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                        "confidentialityImpact": "HIGH",
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                        "userInteraction": "NONE",
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            "references": [
                {
                    "url": "https://github.com/kyverno/kyverno/security/advisories/GHSA-q62c-r9v2-cf64",
                    "tags": [
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                    "name": "GitHub Security Advisory (GHSA-q62c-r9v2-cf64)"
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                    "name": "VulnCheck Advisory: Kyverno before 1.19.2 Privilege Escalation via Generate Rule Permission Check",
                    "tags": [
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                    "url": "https://www.vulncheck.com/advisories/kyverno-before-1.19.2-privilege-escalation-via-generate-rule-permission-check"
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                {
                    "lang": "en",
                    "value": "Trenyx",
                    "type": "finder"
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}