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CVE-2025-21590· juniper / junos os· CWE-653
Juniper Junos OS Improper Isolation or Compartmentalization Vulnerability
Exploited in the wild. Listed by CISA on 2025-03-13; known to be used by ransomware.
1.7%likelihood of exploitation, next 30 days
78%of all CVEs are less likely
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Juniper Junos OS contains an improper isolation or compartmentalization vulnerability. This vulnerability could allows a local attacker with high privileges to inject arbitrary code.
No ready check is stored for this CVE. Confirm it by hand from the references.
References
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