{"id":"CVE-2026-93566","aliases":[],"cve":{"records":[{"id":"CVE-2026-93566","source":"redhat","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-18T10:00:52.431Z","published":"2026-09-18T14:19:29.741Z","modified":"2026-11-06T17:27:28.560Z"}],"publishers":[{"name":"redhat","role":"CNA","organizationId":"53f830b8-0a3f-465b-8143-3b8a9948e749","modified":"2026-11-06T17:27:28.560Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-09-22T14:28:43.220Z"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:69440","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2026:69470","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2026:83612","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2026:95759","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2026:95760","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2026:95761","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2026:95762","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/errata/RHSA-2026:95887","tags":["vendor-advisory","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://access.redhat.com/security/cve/CVE-2026-93566","tags":["vdb-entry","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536954","tags":["issue-tracking","x_refsource_REDHAT"],"source":"redhat"}],"weaknesses":[{"id":"CWE-1035","description":"CWE-1035","source":"redhat"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-09-22T14:28:28.241291Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"yes"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Io.netty/netty-codec-http: netty: http request smuggling due to control characters in the chunk-size line","titleSource":"redhat","descriptionSource":"redhat","description":"A flaw was found in Netty. A remote attacker could exploit this by sending a specially crafted HTTP request that includes control characters within the chunk-size line. This bypasses the intended strict validation, allowing the attacker to inject arbitrary HTTP requests. This vulnerability can lead to HTTP request smuggling, potentially resulting in information disclosure or other unauthorized actions.","score":6.5,"severity":"medium","published":"2026-09-18T14:19:29.741Z","modified":"2026-11-06T17:27:28.560Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Red Hat","name":"Red Hat Build of Debezium 3.6","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/a:redhat:debezium:3.6"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat build of Keycloak 26.4","platforms":[],"versions":[{"version":"26.4.17-2","status":"unaffected","lessThan":"*","versionType":"rpm"}],"defaultStatus":"affected","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat build of Keycloak 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7","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:amq_broker:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat AMQ Clients","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:amq_clients:2023"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat build of Apache Camel 4 for Quarkus 3","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:camel_quarkus:3"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat build of Apache Camel for Spring Boot 4","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:camel_spring_boot:4"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat build of Apicurio Registry 3","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:apicurio_registry:3"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat Data Grid 8","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:jboss_data_grid:8"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat Fuse 7","platforms":[],"versions":[],"defaultStatus":"unknown","cpes":["cpe:/a:redhat:jboss_fuse:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat JBoss Enterprise Application Platform 7","platforms":[],"versions":[],"defaultStatus":"unknown","cpes":["cpe:/a:redhat:jboss_enterprise_application_platform:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"},{"vendor":"Red Hat","name":"Red Hat Single Sign-On 7","platforms":[],"versions":[],"defaultStatus":"unknown","cpes":["cpe:/a:redhat:red_hat_single_sign_on:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"}],"remediation":[{"text":"See https://github.com/netty/netty/security/advisories/GHSA-rq4j-fc47-9698 for fixed versions and remediation guidance.","source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"}],"references":["https://access.redhat.com/errata/RHSA-2026:69440","https://access.redhat.com/errata/RHSA-2026:69470","https://access.redhat.com/errata/RHSA-2026:83612","https://access.redhat.com/errata/RHSA-2026:95759","https://access.redhat.com/errata/RHSA-2026:95760","https://access.redhat.com/errata/RHSA-2026:95761","https://access.redhat.com/errata/RHSA-2026:95762","https://access.redhat.com/errata/RHSA-2026:95887","https://access.redhat.com/security/cve/CVE-2026-93566","https://bugzilla.redhat.com/show_bug.cgi?id=2536954"],"sources":[{"name":"CVE","id":"CVE-2026-93566","modified":"2026-11-06T17:27:28.560Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"}],"assessments":[{"source":"redhat","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5}],"sourceAffected":[],"observedAt":"2026-11-06T17:57:28.112Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:25:31.038Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-06T13:35:40.304Z","attemptedAt":"2026-11-06T13:35:40.304Z"},{"source":"GHSA","status":"available","checkedAt":"2026-11-06T13:35:40.285Z","attemptedAt":"2026-11-06T13:35:40.285Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-06T13:35:39.896Z","attemptedAt":"2026-11-06T13:35:39.896Z"},{"source":"EPSS","status":"available","checkedAt":"2026-11-06T13:35:38.765Z","attemptedAt":"2026-11-06T13:35:38.765Z"}],"evidence":[{"source":"FIRST EPSS","id":"CVE-2026-93566","url":"https://www.first.org/epss/","probability":0.00479,"percentile":0.41506,"date":"2026-11-05","checkedAt":"2026-11-06T13:35:38.765Z"},{"source":"ENISA EUVD","id":"EUVD-2026-82935","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-82935","modified":"Nov 6, 2026, 10:25:58 AM","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","checkedAt":"2026-11-06T13:35:39.896Z"},{"source":"GitHub Advisory Database","id":"GHSA-9mrj-55p4-qwf4","url":"https://github.com/advisories/GHSA-9mrj-55p4-qwf4","modified":"2026-11-06T12:31:34Z","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","checkedAt":"2026-11-06T13:35:40.285Z"},{"source":"NVD","id":"CVE-2026-93566","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93566","modified":"2026-11-06T11:17:19.683","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","checkedAt":"2026-11-06T13:35:40.304Z"}],"aiSummary":{"text":"A flaw in Netty allows a remote attacker to exploit HTTP request smuggling by sending a specially crafted request with control characters in the chunk-size line. The vulnerability affects various Red Hat products, including AMQ Broker 7 and AMQ Clients. This can lead to information disclosure or unauthorized actions.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-06T18:06:20.878Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-93566"}]}}