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CVE-2026-15711 Libsoup: soupwebsocketconnection: libsoup: websocket remote denial of service via oversized control frame protocol violation

🗓️ 14 Jul 2026 19:45:47Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

CVE-2026-15711: Libsoup WebSocket DoS occurs when oversized control frames crash the parser.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-15711
14 Jul 202619:45
attackerkb
CVE
CVE-2026-15711
14 Jul 202619:45
cve
EUVD
EUVD-2026-44428
14 Jul 202621:32
euvd
NVD
CVE-2026-15711
14 Jul 202620:16
nvd
Positive Technologies
PT-2026-58723
14 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-15711
14 Jul 202619:45
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": "unknown",
    "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": "unknown",
    "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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