{"id":"CVE-2023-6394","title":"A flaw was found in Quarkus","summary":"A flaw was found in Quarkus. This issue occurs when receiving a request over websocket with no role-based permission specified on the GraphQL operation, Quarkus processes the request without authentication despite the endpoint being secu…","severity":"high","cvss":7.4,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-862"],"vendor":"quarkus","product":"quarkus","affected":["quarkus < 3.6.0","build_of_quarkus"],"patched":["quarkus 3.6.0"],"published":"2023-12-09","updated":"2026-09-29","sourceUpdated":"2026-09-29T10:17:10.133","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-6394","references":[{"url":"https://access.redhat.com/errata/RHSA-2023:7612","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2023:7700","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2023-6394","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2252197","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2023:7612","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/security/cve/CVE-2023-6394","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2252197","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-6394.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-6394"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6394"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2024-08-28T14:24:22.279522Z"},"epss":0.00807,"epssPercentile":0.56643,"ingestedAt":"2026-09-29T10:31:36.282Z","slug":"CVE-2023-6394","body":"## Overview\n\nA flaw was found in Quarkus. This issue occurs when receiving a request over websocket with no role-based permission specified on the GraphQL operation, Quarkus processes the request without authentication despite the endpoint being secured. This can allow an attacker to access information and functionality outside of normal granted API permissions.\n\n## Affected\n\n- `quarkus < 3.6.0`\n- `build_of_quarkus`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `quarkus 3.6.0`\n\n## Vendor advisories\n\n- **RHSA-2023:7700** · Red Hat · fixed in: Red Hat build of Quarkus 2.13.9 · released 2023-12-07 · [advisory](https://access.redhat.com/errata/RHSA-2023:7700)\n- **RHSA-2023:7612** · Red Hat · fixed in: Red Hat build of Quarkus 3.2.9.Final · released 2023-11-30 · [advisory](https://access.redhat.com/errata/RHSA-2023:7612)\n- **Red Hat VEX** · Important · affected: Red Hat build of Quarkus · no fix planned: Red Hat build of Quarkus · updated 2026-10-20 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-6394.json)","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":40.7,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}