CVE-2025-21590
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neutral
vulmon.com
IrregularChat: Purple Team
Feb 24
CVE-2025-21590 is a local privilege escalation vulnerability identified in Juniper Networks' Junos OS kernel, rated with a CVSSv3 score of 4.4 and CVSSv4 score of 6.7. Published on December 3, 2025, a
Juniper patches bug that let Chinese cyberspies backdoor routers
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negative
bleepingcomputer.com
IrregularChat: Purple Team
Feb 24
Juniper Networks has issued emergency updates to address a medium-severity vulnerability in its Junos OS (CVE-2025-21590), which has been exploited by Chinese hackers to backdoor routers. This flaw al