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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2026-0716

A flaw was found in libsoup’s WebSocket frame processing when handling incoming messages. If a non-default configuration is used where the maximum incoming payload size is unset, the library may read memory outside the intended bounds. This can cause unintended memory exposure or a crash. Applications using libsoup’s WebSocket support with this configuration may be impacted.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-0716
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 00:12 UTC · Revision 1

Source evidence

CVE-2026-0716

core-osv · Original source

Published 13 Jan 2026, 23:16 UTC

A flaw was found in libsoup’s WebSocket frame processing when handling incoming messages. If a non-default configuration is used where the maximum incoming payload size is unset, the library may read memory outside the intended bounds. This can cause unintended memory exposure or a crash. Applications using libsoup’s WebSocket support with this configuration may be impacted.

osv:CVE-2026-0716
Complete source record
{
  "id": "f8f23220ed04671d7bc6c7fa5a558f44e83dff7238443d25bd404214ec6966fb",
  "url": "https://osv.dev/vulnerability/CVE-2026-0716",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-0716",
    "summary": "A flaw was found in libsoup’s WebSocket frame processing when handling incoming messages. If a non-default configuration is used where the maximum incoming payload size is unset, the library may read memory outside the intended bounds. This can cause unintended memory exposure or a crash. Applications using libsoup’s WebSocket support with this configuration may be impacted.",
    "evidence": "osv:CVE-2026-0716",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-0716",
      "aliases": [
        "CVE-2026-0716"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L"
        }
      ],
      "affected": [
        {
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-0716.json"
          }
        }
      ],
      "modified": "2026-10-17T10:11:56.889728426Z",
      "provider": "osv",
      "references": [
        "https://access.redhat.com/security/cve/CVE-2026-0716",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2427896",
        "https://gitlab.gnome.org/GNOME/libsoup/-/issues/476"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-0716",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 352887,
  "published_at": "2026-01-13T23:16:04.163+00:00"
}