CVE-2026-102056: high-severity vulnerability in Juniper Networks Junos OS
Junos OS and Junos OS Evolved: An attacker causes denial of service and information disclosure when Ethernet CFM is enabled
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.3%
An Out-of-bounds Read vulnerability in the cfmd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent-network attacker to crash the daemon and disclose limited process memory via a specific CFM Message sent to a configured interface.
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M
Related CVEs — Juniper Networks Junos OS
In the same product, most dangerous first.
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