HighFix available

CVE-2026-42583 in io.netty:netty-codec - Patched by Root

Type: advisorySource: OSV1 source record

Root has patched CVE-2026-42583 in the io.netty:netty-codec package for Root:Maven. Multiple fixed versions available.

Announced 1 Oct 2026Source revision 1

ROOT-APP-MAVEN-CVE-2026-42583

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:ROOT-APP-MAVEN-CVE-2026-42583

io.netty:netty-codec

Source reference: /affected/0/package/name

Affected versions: Not stated in this record
Fixed versions: 4.1.126.Final-aikido.24
Source reference: /affected/0/ranges
4.1.118.Final-aikido.25
Source reference: /affected/0/ranges
4.1.126.Final-aikido.18
Source reference: /affected/0/ranges
4.1.118.Final-aikido.19
Source reference: /affected/0/ranges
4.1.126.Final-aikido.19
Source reference: /affected/0/ranges
4.1.118.Final-aikido.20
Source reference: /affected/0/ranges
4.1.126.Final-aikido.20
Source reference: /affected/0/ranges
4.1.118.Final-aikido.21
Source reference: /affected/0/ranges
4.1.126.Final-aikido.21
Source reference: /affected/0/ranges
4.1.118.Final-aikido.22
Source reference: /affected/0/ranges
4.1.118.Final-aikido.23
Source reference: /affected/0/ranges
4.1.126.Final-aikido.22
Source reference: /affected/0/ranges
4.1.126.Final-aikido.23
Source reference: /affected/0/ranges
4.1.118.Final-aikido.24
Source reference: /affected/0/ranges
4.1.118.Final-aikido.26
Source reference: /affected/0/ranges
4.1.119.Final-aikido.10
Source reference: /affected/0/ranges
Prerequisites: Not stated in this record

io.root.io.netty:netty-codec

Source reference: /affected/1/package/name

Affected versions: Not stated in this record
Fixed versions: 4.1.126.Final-root.io.24
Source reference: /affected/1/ranges
4.1.118.Final-root.io.12
Source reference: /affected/1/ranges
4.1.118.Final-root.io.13
Source reference: /affected/1/ranges
4.1.118.Final-root.io.14
Source reference: /affected/1/ranges
4.1.126.Final-root.io.13
Source reference: /affected/1/ranges
4.1.118.Final-root.io.3
Source reference: /affected/1/ranges
4.1.126.Final-root.io.14
Source reference: /affected/1/ranges
4.1.118.Final-root.io.15
Source reference: /affected/1/ranges
4.1.118.Final-root.io.25
Source reference: /affected/1/ranges
4.1.118.Final-root.io.16
Source reference: /affected/1/ranges
4.1.126.Final-root.io.15
Source reference: /affected/1/ranges
4.1.126.Final-root.io.16
Source reference: /affected/1/ranges
4.1.118.Final-root.io.17
Source reference: /affected/1/ranges
4.1.118.Final-root.io.18
Source reference: /affected/1/ranges
4.1.126.Final-root.io.17
Source reference: /affected/1/ranges
4.1.126.Final-root.io.18
Source reference: /affected/1/ranges
4.1.118.Final-root.io.19
Source reference: /affected/1/ranges
4.1.126.Final-root.io.19
Source reference: /affected/1/ranges
4.1.118.Final-root.io.20
Source reference: /affected/1/ranges
4.1.126.Final-root.io.20
Source reference: /affected/1/ranges
4.1.118.Final-root.io.21
Source reference: /affected/1/ranges
4.1.126.Final-root.io.21
Source reference: /affected/1/ranges
4.1.118.Final-root.io.22
Source reference: /affected/1/ranges
4.1.118.Final-root.io.23
Source reference: /affected/1/ranges
4.1.126.Final-root.io.22
Source reference: /affected/1/ranges
4.1.126.Final-root.io.23
Source reference: /affected/1/ranges
4.1.118.Final-root.io.24
Source reference: /affected/1/ranges
4.1.118.Final-root.io.26
Source reference: /affected/1/ranges
4.1.119.Final-root.io.10
Source reference: /affected/1/ranges
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "4.1.126.Final-aikido.24"
          },
          {
            "fixed": "4.1.118.Final-aikido.25"
          },
          {
            "fixed": "4.1.126.Final-aikido.18"
          },
          {
            "fixed": "4.1.118.Final-aikido.19"
          },
          {
            "fixed": "4.1.126.Final-aikido.19"
          },
          {
            "fixed": "4.1.118.Final-aikido.20"
          },
          {
            "fixed": "4.1.126.Final-aikido.20"
          },
          {
            "fixed": "4.1.118.Final-aikido.21"
          },
          {
            "fixed": "4.1.126.Final-aikido.21"
          },
          {
            "fixed": "4.1.118.Final-aikido.22"
          },
          {
            "fixed": "4.1.118.Final-aikido.23"
          },
          {
            "fixed": "4.1.126.Final-aikido.22"
          },
          {
            "fixed": "4.1.126.Final-aikido.23"
          },
          {
            "fixed": "4.1.118.Final-aikido.24"
          },
          {
            "fixed": "4.1.118.Final-aikido.26"
          },
          {
            "fixed": "4.1.119.Final-aikido.10"
          }
        ]
      }
    ],
    "package": {
      "name": "io.netty:netty-codec",
      "ecosystem": "Root:Maven"
    },
    "database_specific": {
      "source": "https://api.root.io/external/osv/ROOT-APP-MAVEN-CVE-2026-42583.json",
      "root_patched": true,
      "upstream_version": "4.1.119.Final",
      "all_fixed_versions": [
        "4.1.126.Final-aikido.24",
        "4.1.118.Final-aikido.25",
        "4.1.126.Final-aikido.18",
        "4.1.118.Final-aikido.19",
        "4.1.126.Final-aikido.19",
        "4.1.118.Final-aikido.20",
        "4.1.126.Final-aikido.20",
        "4.1.118.Final-aikido.21",
        "4.1.126.Final-aikido.21",
        "4.1.118.Final-aikido.22",
        "4.1.118.Final-aikido.23",
        "4.1.126.Final-aikido.22",
        "4.1.126.Final-aikido.23",
        "4.1.118.Final-aikido.24",
        "4.1.118.Final-aikido.26",
        "4.1.119.Final-aikido.10"
      ],
      "root_patch_version": "aikido.10",
      "total_fixed_versions": 16
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "4.1.126.Final-root.io.24"
          },
          {
            "fixed": "4.1.118.Final-root.io.12"
          },
          {
            "fixed": "4.1.118.Final-root.io.13"
          },
          {
            "fixed": "4.1.118.Final-root.io.14"
          },
          {
            "fixed": "4.1.126.Final-root.io.13"
          },
          {
            "fixed": "4.1.118.Final-root.io.3"
          },
          {
            "fixed": "4.1.126.Final-root.io.14"
          },
          {
            "fixed": "4.1.118.Final-root.io.15"
          },
          {
            "fixed": "4.1.118.Final-root.io.25"
          },
          {
            "fixed": "4.1.118.Final-root.io.16"
          },
          {
            "fixed": "4.1.126.Final-root.io.15"
          },
          {
            "fixed": "4.1.126.Final-root.io.16"
          },
          {
            "fixed": "4.1.118.Final-root.io.17"
          },
          {
            "fixed": "4.1.118.Final-root.io.18"
          },
          {
            "fixed": "4.1.126.Final-root.io.17"
          },
          {
            "fixed": "4.1.126.Final-root.io.18"
          },
          {
            "fixed": "4.1.118.Final-root.io.19"
          },
          {
            "fixed": "4.1.126.Final-root.io.19"
          },
          {
            "fixed": "4.1.118.Final-root.io.20"
          },
          {
            "fixed": "4.1.126.Final-root.io.20"
          },
          {
            "fixed": "4.1.118.Final-root.io.21"
          },
          {
            "fixed": "4.1.126.Final-root.io.21"
          },
          {
            "fixed": "4.1.118.Final-root.io.22"
          },
          {
            "fixed": "4.1.118.Final-root.io.23"
          },
          {
            "fixed": "4.1.126.Final-root.io.22"
          },
          {
            "fixed": "4.1.126.Final-root.io.23"
          },
          {
            "fixed": "4.1.118.Final-root.io.24"
          },
          {
            "fixed": "4.1.118.Final-root.io.26"
          },
          {
            "fixed": "4.1.119.Final-root.io.10"
          }
        ]
      }
    ],
    "package": {
      "name": "io.root.io.netty:netty-codec",
      "ecosystem": "Root:Maven"
    },
    "database_specific": {
      "source": "https://api.root.io/external/osv/ROOT-APP-MAVEN-CVE-2026-42583.json",
      "root_patched": true,
      "upstream_version": "4.1.119.Final",
      "all_fixed_versions": [
        "4.1.126.Final-root.io.24",
        "4.1.118.Final-root.io.12",
        "4.1.118.Final-root.io.13",
        "4.1.118.Final-root.io.14",
        "4.1.126.Final-root.io.13",
        "4.1.118.Final-root.io.3",
        "4.1.126.Final-root.io.14",
        "4.1.118.Final-root.io.15",
        "4.1.118.Final-root.io.25",
        "4.1.118.Final-root.io.16",
        "4.1.126.Final-root.io.15",
        "4.1.126.Final-root.io.16",
        "4.1.118.Final-root.io.17",
        "4.1.118.Final-root.io.18",
        "4.1.126.Final-root.io.17",
        "4.1.126.Final-root.io.18",
        "4.1.118.Final-root.io.19",
        "4.1.126.Final-root.io.19",
        "4.1.118.Final-root.io.20",
        "4.1.126.Final-root.io.20",
        "4.1.118.Final-root.io.21",
        "4.1.126.Final-root.io.21",
        "4.1.118.Final-root.io.22",
        "4.1.118.Final-root.io.23",
        "4.1.126.Final-root.io.22",
        "4.1.126.Final-root.io.23",
        "4.1.118.Final-root.io.24",
        "4.1.118.Final-root.io.26",
        "4.1.119.Final-root.io.10"
      ],
      "root_patch_version": "root.io.10",
      "total_fixed_versions": 29
    }
  }
]

Publisher severity

high

Source reference: /database_specific/severity

Event: #59780 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 18:34:52 GMT
Publisher date: Thu, 01 Oct 2026 09:38:02 GMT

Read the original announcement