Junos OS and Junos OS Evolved: EX Series, SRX Series, QFX Series: A rogue DHCP server causes root-level command execution when the phone-home client processes specific information
Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.
cve-program · CVE-2026-102059
PublishedAn Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in the phone-home daemon (phcd) of Juniper Networks Junos OS and Junos OS Evolved on EX Series, SRX Series, and QFX Series allows an adjacent unauthenticated attacker to execute arbitrary commands with root privileges via a rogue DHCP server.
- Source published
- 14 Oct 2026 16:55:31 UTC
- Source modified
- 16 Oct 2026 14:18:51 UTC
- Observed here
- 23 Oct 2026 15:48:27 UTC
- Source terms
- CVE Program Terms of Use
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CVSS 3.1 · 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 4.0 · 8.7 CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M