{
  "fix": "OPENSUSE-SU-2026:21058-1",
  "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21058-1",
  "summary": "OPENSUSE-SU-2026:21058-1, released June 25, 2026, fixes 26 CVEs in nodejs22 (version 22.23.0-160000.1.1). None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "nodejs22 security update",
  "released": "2026-06-25T13:50:58Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-40170, rated Critical",
  "supported": true,
  "cveCount": 26,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.25443,
  "maxCvss": 9.8,
  "vendorAdvisory": "https://osv.dev/vulnerability/openSUSE-SU-2026:21058-1",
  "appliesTo": [
    {
      "product": "nodejs22",
      "productUrl": "https://patchblox.com/security/product/linux/nodejs22",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "22.23.0-160000.1.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-40170",
      "url": "https://patchblox.com/security/cve/CVE-2026-40170",
      "title": "nodejs20: ngtcp2: qlog \u0060parameters_set\u0060 stack buffer overflow (bsc#1262274).",
      "priority": "Urgent",
      "severity": "CRITICAL",
      "cvss": 9,
      "epss": 0.00776,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-21710",
      "url": "https://patchblox.com/security/cve/CVE-2026-21710",
      "title": "A flaw in Node.js HTTP request handling causes an uncaught \u0060TypeError\u0060 when a request is received with a header named \u0060__proto__\u0060 and the application accesses \u0060req.headersDistinct\u0060.\n\nWhen this occurs, \u0060dest[\u0022__proto__\u0022]\u0060 resolves to \u0060Object.prototype\u0060 rather than \u0060undefined\u0060, causing \u0060.push()\u0060 to be called on a non-array. This exception is thrown synchronously inside a property getter and cannot be intercepted by \u0060error\u0060 event listeners, meaning it cannot be handled without wrapping every \u0060req.headersDistinct\u0060 access in a \u0060try/catch\u0060.\n\n* This vulnerability affects all Node.js HTTP servers on **20.x, 22.x, 24.x, and v25.x**",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.25443,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48933",
      "url": "https://patchblox.com/security/cve/CVE-2026-48933",
      "title": "Node.js and 2 others: Integer Overflow",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.03711,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48618",
      "url": "https://patchblox.com/security/cve/CVE-2026-48618",
      "title": "Node.js and 2 others: Improper Handling of Unicode Encoding",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.03139,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-21637",
      "url": "https://patchblox.com/security/cve/CVE-2026-21637",
      "title": "HackerOne: CVE-2026-21637 TLS PSK/ALPN Callback Exceptions Bypass Error Handlers",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.5,
      "epss": 0.01119,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-27135",
      "url": "https://patchblox.com/security/cve/CVE-2026-27135",
      "title": "nghttp2 Denial of service: Assertion failure due to the missing state validation",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00823,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-12151",
      "url": "https://patchblox.com/security/cve/CVE-2026-12151",
      "title": "nodejs22: undici: undici: Denial of Service due to unbounded memory growth via WebSocket frames (bsc#1268482).",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.00789,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48619",
      "url": "https://patchblox.com/security/cve/CVE-2026-48619",
      "title": "Node.js and 2 others: Uncontrolled Resource Consumption",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.00639,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48937",
      "url": "https://patchblox.com/security/cve/CVE-2026-48937",
      "title": "Node.js 22 and 2 others: Uncontrolled Resource Consumption",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00573,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42338",
      "url": "https://patchblox.com/security/cve/CVE-2026-42338",
      "title": "nodejs20: ip-address: cross-site scripting via improper HTML escaping of untrusted input (bsc#1268097).",
      "priority": "High",
      "severity": "important",
      "cvss": 8.1,
      "epss": 0.00471,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-21714",
      "url": "https://patchblox.com/security/cve/CVE-2026-21714",
      "title": "Node.js 14 and 15 others: Missing Release of Memory after Effective Lifetime",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.00431,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48615",
      "url": "https://patchblox.com/security/cve/CVE-2026-48615",
      "title": "Node.js and 2 others: Privacy Violation",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.00403,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-21713",
      "url": "https://patchblox.com/security/cve/CVE-2026-21713",
      "title": "Node.js 14 and 15 others: Observable Timing Discrepancy",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.00366,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-9496",
      "url": "https://patchblox.com/security/cve/CVE-2026-9496",
      "title": "nodejs20: pacote: excessive CPU consumption in \u0060addGitSha\u0060 when processing a specially crafted \u0060spec.rawSpec\u0060",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.00346,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48617",
      "url": "https://patchblox.com/security/cve/CVE-2026-48617",
      "title": "Node.js 22 and 2 others: Improper Access Control - Generic",
      "priority": "High",
      "severity": "high",
      "cvss": 8.2,
      "epss": 0.00317,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48930",
      "url": "https://patchblox.com/security/cve/CVE-2026-48930",
      "title": "Node.js and 2 others: Improper Access Control - Generic",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 9.8,
      "epss": 0.00315,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-21717",
      "url": "https://patchblox.com/security/cve/CVE-2026-21717",
      "title": "A flaw in V8\u0027s string hashing mechanism causes integer-like strings to be hashed to their numeric value, making hash collisions trivially predictable. By crafting a request that causes many such collisions in V8\u0027s internal string table, an attacker can significantly degrade performance of the Node.js process.\n\nThe most common trigger is any endpoint that calls \u0060JSON.parse()\u0060 on attacker-controlled input, as JSON parsing automatically internalizes short strings into the affected hash table.\n\nThis vulnerability affects **20.x, 22.x, 24.x, and 25.x**.",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.5,
      "epss": 0.00273,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48934",
      "url": "https://patchblox.com/security/cve/CVE-2026-48934",
      "title": "Node.js and 2 others: Improper Certificate Validation",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.00258,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-11525",
      "url": "https://patchblox.com/security/cve/CVE-2026-11525",
      "title": "undici vulnerable to Set-Cookie SameSite attribute downgrade via permissive substring matching",
      "priority": "High",
      "severity": "Low",
      "cvss": 8.1,
      "epss": 0.00238,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-6733",
      "url": "https://patchblox.com/security/cve/CVE-2026-6733",
      "title": "nodejs20: undici: response queue poisoning on reused keep-alive sockets can lead to incorrect response delivery",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.0022,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48928",
      "url": "https://patchblox.com/security/cve/CVE-2026-48928",
      "title": "Node.js and 2 others: Improper Access Control - Generic",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.00216,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48935",
      "url": "https://patchblox.com/security/cve/CVE-2026-48935",
      "title": "Node.js and 2 others: Incorrect Default Permissions",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.1,
      "epss": 0.00185,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-21715",
      "url": "https://patchblox.com/security/cve/CVE-2026-21715",
      "title": "Node.js 14 and 15 others: Incorrect Permission Assignment for Critical Resource",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.0015,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-21716",
      "url": "https://patchblox.com/security/cve/CVE-2026-21716",
      "title": "Node.js 14 and 15 others: Missing Authorization",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 7.5,
      "epss": 0.00142,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-48931",
      "url": "https://patchblox.com/security/cve/CVE-2026-48931",
      "title": "Node.js and 2 others: Time-of-check Time-of-use (TOCTOU) Race Condition",
      "priority": "Routine",
      "severity": "low",
      "cvss": 3.7,
      "epss": 0.00323,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-9679",
      "url": "https://patchblox.com/security/cve/CVE-2026-9679",
      "title": "nodejs20: undici: HTTP header injection via \u0060Set-Cookie\u0060 percent-decoding (bsc#1268477).",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.9,
      "epss": 0.00257,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-11T13:47:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}