Security advisory
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
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"
}