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CVE-2026-18540

🗓️ 04 Sep 2026 17:15:50Reported by openjsType 
cve
 cve
🔗 web.nvd.nist.gov👁 186 Views

undici before 6.28.1/7.29.1/8.10.2 retry interceptor enables downstream response splitting

Related
Detection
Affected
Refs
NVD
Node
OR
nodejsundiciRange<6.28.1node.js
nodejsundiciRange7.0.0–7.29.1node.js
nodejsundiciRange8.0.0–8.10.2node.js
[
  {
    "vendor": "undici",
    "product": "undici",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "versionType": "semver",
        "status": "affected",
        "version": "0",
        "lessThan": "6.28.1"
      },
      {
        "versionType": "semver",
        "status": "unaffected",
        "version": "6.28.1"
      },
      {
        "versionType": "semver",
        "status": "affected",
        "version": "7.0.0",
        "lessThan": "7.29.1"
      },
      {
        "versionType": "semver",
        "status": "unaffected",
        "version": "7.29.1"
      },
      {
        "versionType": "semver",
        "status": "affected",
        "version": "8.0.0",
        "lessThan": "8.10.2"
      },
      {
        "versionType": "semver",
        "status": "unaffected",
        "version": "8.10.2"
      }
    ],
    "packageURL": "pkg:npm/undici"
  }
]

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16 Sep 2026 20:41Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.13.7
EPSS0.00239
SSVC
186