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CVE-2026-67181

🗓️ 28 Jul 2026 16:10:29Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 34 Views🌐 WEB

Rouille proxy forwards Transfer-Encoding header unchanged and de-chunked body enables CL.TE desync.

Related
Detection
Affected
Refs
Paths
Vulners
Node
tomakarouilleRange0.3.33.6.2
[
  {
    "defaultStatus": "affected",
    "vendor": "tomaka",
    "product": "rouille",
    "packageURL": "pkg:github/tomaka/rouille",
    "repo": "https://github.com/tomaka/rouille",
    "versions": [
      {
        "status": "affected",
        "version": "0.3.3",
        "versionType": "semver",
        "lessThanOrEqual": "3.6.2"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
Transfer-Encodingrequest body/public/uploadHTTP request smuggling via Transfer-Encoding desynchronization in rouille proxy when forwarding chunked body while de-chunking itCWE-444
Content-Lengthrequest body/public/uploadHTTP request smuggling via Transfer-Encoding desynchronization in rouille proxy when forwarding chunked body while de-chunking itCWE-444
Connectionrequest body/public/uploadHTTP request smuggling via Transfer-Encoding desynchronization in rouille proxy when forwarding chunked body while de-chunking itCWE-444
GET /admin HTTP/1.1nested/adminSmuggled second request retrievable after the first one due to improper header handling in proxy; demonstrates CL.TE desynchronization attackCWE-444
Hostnested/adminSmuggled second request retrievable after the first one due to improper header handling in proxy; demonstrates CL.TE desynchronization attackCWE-444
X-Smugglednested/adminSmuggled second request retrievable after the first one due to improper header handling in proxy; demonstrates CL.TE desynchronization attackCWE-444

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30 Jul 2026 16:41Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.4
CVSS 46.3
EPSS0.00292
SSVC
34