{
  "fix": "ALAS2023-2026-3107",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3107",
  "summary": "ALAS2023-2026-3107, released September 28, 2026, fixes 9 CVEs across 10 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 10 packages",
  "released": "2026-09-28T09:00:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-84961, rated Critical",
  "supported": true,
  "cveCount": 9,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00481,
  "maxCvss": 9.1,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2026-3107.html",
  "appliesTo": [
    {
      "product": "nodejs24",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-debugsource",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-devel",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-docs",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-docs",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-full-i18n",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-full-i18n",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-libs",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-libs",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-libs-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-libs-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:24.21.0-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "nodejs24-npm",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs24-npm",
      "release": "amzn 2023",
      "fixedVersion": "1:11.19.0-1.24.21.0.1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "v8-13.6-devel",
      "productUrl": "https://patchblox.com/security/product/linux/v8-13.6-devel",
      "release": "amzn 2023",
      "fixedVersion": "3:13.6.233.17-1.24.21.0.1.amzn2023.0.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-84961",
      "url": "https://patchblox.com/security/cve/CVE-2026-84961",
      "title": "node-undici: undici\u0027s BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.00178,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-19534",
      "url": "https://patchblox.com/security/cve/CVE-2026-19534",
      "title": "node-undici: undici\u0027s WebSocket client crashes the whole Node.js process during the opening handshake when a server responds with...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.8,
      "epss": 0.00394,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-84933",
      "url": "https://patchblox.com/security/cve/CVE-2026-84933",
      "title": "node-undici: undici\u0027s cache interceptor does not handle the Set-Cookie response header anywhere in its cache path, so it neither r...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.2,
      "epss": 0.00303,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-18149",
      "url": "https://patchblox.com/security/cve/CVE-2026-18149",
      "title": "undici vulnerable to Denial of Service via orphaned RetryHandler response body",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.9,
      "epss": 0.00481,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-84890",
      "url": "https://patchblox.com/security/cve/CVE-2026-84890",
      "title": "node-undici: undici\u0027s decompress interceptor decompresses response bodies according to the untrusted Content-Encoding header",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.9,
      "epss": 0.00412,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-85024",
      "url": "https://patchblox.com/security/cve/CVE-2026-85024",
      "title": "node-undici: undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.9,
      "epss": 0.00412,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-18540",
      "url": "https://patchblox.com/security/cve/CVE-2026-18540",
      "title": "undici vulnerable to downstream response splitting via retry interceptor",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 3.7,
      "epss": 0.00309,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-84947",
      "url": "https://patchblox.com/security/cve/CVE-2026-84947",
      "title": "node-undici: undici\u0027s dump interceptor reads and discards a response body up to a configurable maximum size",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.3,
      "epss": 0.00196,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-85008",
      "url": "https://patchblox.com/security/cve/CVE-2026-85008",
      "title": "node-undici: undici\u0027s cache interceptor documents that only safe HTTP methods are cached, but its logic to skip caching is built b...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.3,
      "epss": 0.00118,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T13:56:55Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}