[ CVE-2026-102053 · Published 14 Oct 2026 ]

Vulnerability in Juniper Networks Junos OS

CVSS 5.3 EPSS <1%1 agency advisoryNo fix listed yet

[ Description ]Official description

An Improper Release of Memory Before Removing Last Reference vulnerability in the l2ald process of Juniper Networks Junos OS and Junos OS Evolved on QFX5K-family platforms allows a configured EVPN peer to cause a denial of service through memory exhaustion via EVPN-VXLAN active-active multihoming route processing.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

  • CERT-FRCERTFR-2026-AVI-1322

    Multiple vulnerabilities in Juniper Networks products Translated from French

    Multiple vulnerabilities have been discovered in Juniper Networks products. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation and remote denial of service.

    CVE-2026-102045CVE-2026-101985CVE-2026-101982+155 more CVEs

[ References ]References