{"id":"CVE-2026-78427","revision":null,"records":[{"revision":"7e4756d6353d466b9a5d3b7b85ad2fe6","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-78427","aliases":[],"title":"Admission Control Bypass via Hardcoded Sidecar Image Exemption","description":"The NeuVector admission webhook silently excludes containers from policy evaluation when their image path matches one of three hardcoded service mesh sidecar images. Since the image path is entirely controlled by the workload author, any user capable of deploying workloads can evade admission deny rules simply by naming their image path after one of these sidecar images.","state":0,"publishedAt":"2026-09-17T09:33:26.318+00:00","modifiedAt":"2026-09-28T12:06:08.21+00:00","affected":[{"ecosystem":"Vendor product","name":"github.com/neuvector/neuvector","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"SUSE\",\n                    \"product\": \"github.com/neuvector/neuvector\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"v5.6.1\",\n                            \"changes\": [\n                                {\n                                    \"at\": \"5.6.2\",\n                                    \"status\": \"unaffected\"\n                                },\n                                {\n                                    \"at\": \"5.5.4\",\n                                    \"status\": \"unaffected\"\n                                },\n                                {\n                                    \"at\": \"5.4.11\",\n                                    \"status\": \"unaffected\"\n                                }\n                            ],\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":5.3,"severity":"MEDIUM"}],"references":["https://github.com/neuvector/neuvector/security/advisories/GHSA-78r4-3wfq-r2xm","https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-78427"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-78427","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-78427","identifiers":["CVE-2026-78427"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EPSS backfill.","generation":"2026-11-12T08:55:39.4193399+00:00","complete":true,"records":1097,"lastAttemptAt":"2026-11-12T08:55:39.4193399+00:00","lastSuccessAt":"2026-11-12T08:55:39.5676932+00:00","error":null,"lastVerifiedAt":"2026-11-12T08:55:39.5676956+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. 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