{"id":"CVE-2026-103994","published":"2026-10-14T17:18:13.613","lastModified":"2026-10-15T16:24:19.073","description":"A Heap-based Buffer Overflow vulnerability in the VXLAN Gateway Daemon (vgd) of Juniper Networks Junos OS allows a malicious or compromised SDN-controller to cause a complete outage of the OVSDB control plane and possibly remote code execution.","cvssScore":8.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://supportportal.juniper.net/JSA112188","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}