electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.186, electerm allows an authenticated WebSocket client to invoke unintended internal functions through client-controlled func values in upgrade-func in src/app/server/dispatch-center.js and handleFs in src/app/server/fs.js, exposing Upgrade and fsExport methods that can execute commands, open files, mutate the filesystem, or terminate the process. This issue is fixed in version 3.15.186.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-913"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73226.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "3.15.186"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"range": [
{
"fixed": "b1729eb67a4cd9cf1182de69dc2c8e051931740f"
}
],
"source": "REFERENCES_COMMIT"
},
{
"original_tag": "v3.15.186",
"range": [
{
"fixed": "e5bf0f9adc1bbb460cb7079cdacb4499f1a00a04"
}
],
"source": "REFERENCES_TAG"
}
]
}