libp2p is a JavaScript Implementation of libp2p networking stack. Prior to version 15.0.23, three cooperating omissions in @libp2p/gossipsub allow an unauthenticated single peer to exhaust the Node.js heap of any gossipsub node with default options. This issue has been patched in version 15.0.23.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-20",
"CWE-400",
"CWE-401"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46679.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "15.0.23"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"range": [
{
"introduced": "0"
},
{
"fixed": "15.0.23"
}
],
"source": "DESCRIPTION"
}
]
}