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CVE-2026-66338

🗓️ 24 Jul 2026 23:01:20Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Libsoup request smuggling via permissive chunk-size parsing in soup_body_input_stream_read_chunked.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-66338
24 Jul 202623:01
attackerkb
Cvelist
CVE-2026-66338 Libsoup: libsoup: http request smuggling via permissive chunk-size parsing in soup_body_input_stream_read_chunked()
24 Jul 202623:01
cvelist
EUVD
EUVD-2026-48752
25 Jul 202600:31
euvd
NVD
CVE-2026-66338
24 Jul 202623:16
nvd
Positive Technologies
PT-2026-64427
24 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-66338
24 Jul 202623:01
redhatcve
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "libsoup3",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 6",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "libsoup",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:6"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "libsoup",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "libsoup",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "libsoup",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:9"
    ]
  }
]

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24 Jul 2026 23:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.4
6