{"affected":[{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat Build of Debezium 3.6","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://catalog.redhat.com/software/containers/","packageName":"keycloak-rhel9-container","product":"Red Hat build of Keycloak 26.4","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.4-29","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://catalog.redhat.com/software/containers/","packageName":"keycloak-rhel9-operator-bundle-container","product":"Red Hat build of Keycloak 26.4","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.4.17-2","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://catalog.redhat.com/software/containers/","packageName":"keycloak-rhel9-operator-container","product":"Red Hat build of Keycloak 26.4","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"26.4-30","versionType":"rpm"}]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat build of Keycloak 26.6.8","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/jbossnetwork/restricted/listSoftware.html","packageName":"netty-codec-http","product":"Red Hat build of Quarkus 3.27.5.SP2","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/jbossnetwork/restricted/listSoftware.html","packageName":"netty-codec-http","product":"Red Hat build of Quarkus 3.33.3.SP2","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat AMQ Broker 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat AMQ Clients","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat build of Apache Camel 4 for Quarkus 3","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat build of Apache Camel for Spring Boot 4","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat build of Apicurio Registry 3","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat Data Grid 8","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unknown","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat Fuse 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unknown","ecosystem":"https://access.redhat.com/jbossnetwork/restricted/listSoftware.html","packageName":"netty-codec-http","product":"Red Hat JBoss Enterprise Application Platform 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/jbossnetwork/restricted/listSoftware.html","packageName":"netty-codec-http","product":"Red Hat JBoss Enterprise Application Platform 8","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unknown","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"netty-codec-http","product":"Red Hat Single Sign-On 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]}],"cveId":"CVE-2026-93562","cwes":["CWE-1035"],"description":"A flaw was found in Netty's HTTP/1 decoder. Incomplete validation of malformed Transfer-Encoding headers allows a remote attacker to perform HTTP request smuggling. By sending specially crafted HTTP requests, an attacker can inject arbitrary HTTP requests, potentially bypassing security controls or accessing unauthorized resources.","epss":{"date":"2026-11-05","percentile":0.35413,"score":0.0041},"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536951"}],"kev":null,"metrics":[{"score":6.5,"severity":"medium","source":"CNA: redhat","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","version":"3.1"},{"score":6.5,"severity":"medium","source":"NVD: secalert@redhat.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","version":"3.1"}],"modifiedAt":1793963839120,"publishedAt":1789762371910,"references":[{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:69440"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:69470"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:83612"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:95760"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:95761"},{"source":"CNA: redhat","tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-93562"},{"source":"CNA: redhat","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536951"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536951"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:69440"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:69470"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:83612"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:95760"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:95761"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/security/cve/CVE-2026-93562"},{"source":"secalert@redhat.com","tags":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536951"},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536951"}],"remediation":[{"kind":"workaround","source":"CNA: redhat","text":"See https://github.com/netty/netty/security/advisories/GHSA-hcvj-94mj-jp5c for fixed versions and remediation guidance."}],"revision":"e7f19bf42d3132f2390d79dcbbed412d0bf34dd43b04cc456393fe12f4d4ad68","sources":[{"modifiedAt":1793960757308,"name":"CNA: redhat","retrievedAt":1793963455096,"url":"https://www.cve.org/CVERecord?id=CVE-2026-93562"},{"modifiedAt":1793963839120,"name":"NVD","retrievedAt":1793967450117,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93562"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793963464850,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-93562"}],"ssvc":{"assessedAt":1790093846080,"automatable":"yes","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Io.netty/netty-codec-http: netty: incomplete validation of malformed transfer-encoding allows http request smuggling","updatedAt":1793967450117}