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CVE-2026-49756 Multipart form-data header injection in Req via unescaped name/filename/content_type

🗓️ 08 Jun 2026 15:20:24Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

CRLF injection in Req form-data allows part smuggling by unescaped name, filename, or content_type.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-49756
8 Jun 202615:20
attackerkb
Circl
CVE-2026-49756
8 Jun 202617:34
circl
CNNVD
req 注入漏洞
8 Jun 202600:00
cnnvd
CVE
CVE-2026-49756
8 Jun 202615:20
cve
EUVD
EUVD-2026-35096
8 Jun 202615:20
euvd
NVD
CVE-2026-49756
8 Jun 202616:16
nvd
OSV
EEF-CVE-2026-49756 Multipart form-data header injection in Req via unescaped name/filename/content_type
8 Jun 202615:20
osv
Positive Technologies
PT-2026-47333
8 Jun 202600:00
ptsecurity
RedhatCVE
CVE-2026-49756
9 Jun 202620:59
redhatcve
Vulnrichment
CVE-2026-49756 Multipart form-data header injection in Req via unescaped name/filename/content_type
8 Jun 202615:20
vulnrichment
Rows per page
[
  {
    "collectionURL": "https://repo.hex.pm",
    "cpes": [
      "cpe:2.3:a:wojtekmach:req:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.Req.Utils'"
    ],
    "packageName": "req",
    "packageURL": "pkg:hex/req",
    "product": "req",
    "programFiles": [
      "lib/req/utils.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Req.Utils':encode_form_part/2"
      }
    ],
    "repo": "https://github.com/wojtekmach/req",
    "vendor": "wojtekmach",
    "versions": [
      {
        "lessThan": "0.6.0",
        "status": "affected",
        "version": "0.5.3",
        "versionType": "semver"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:wojtekmach:req:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.Req.Utils'"
    ],
    "packageName": "wojtekmach/req",
    "packageURL": "pkg:github/wojtekmach/req",
    "product": "req",
    "programFiles": [
      "lib/req/utils.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Req.Utils':encode_form_part/2"
      }
    ],
    "repo": "https://github.com/wojtekmach/req.git",
    "vendor": "wojtekmach",
    "versions": [
      {
        "lessThan": "74506ff2c5addf74df85d79dc726e9b2e264a8ba",
        "status": "affected",
        "version": "60253dbe9436cb8e9c738f895032f2e87939b597",
        "versionType": "git"
      }
    ]
  }
]

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