CVE-20XX-?

Juniper Junos CVEs.

Published CVEs affecting Juniper Junos, ranked by exploit odds.

1 CVEs · updated 2026-11-06 03:33 UTC

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  1. CVE-2025-21590

    An Improper Isolation or Compartmentalization vulnerability in the kernel of Juniper Networks Junos OS allows a local attacker with high privileges to compromise the integrity of the device. A local attacker with access to the shell is able to inject arbitrary code which can compromise an affected device. This issue is not exploitable from the Junos CLI. This issue affects Junos OS:  * All versions before 21.2R3-S9, * 21.4 versions before 21.4R3-S10,  * 22.2 versions before 22.2R3-S6,  * 22.4 versions before 22.4R3-S6,  * 23.2 versions before 23.2R2-S3,  * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R1-S2, 24.2R2.

    exploited Code execution OS & kernel Juniper Junos

    6.7 MEDIUM 2% exploit odds Fix listed

All CVEs affecting Juniper Junos that appear in CVE.org and NVD, sorted by how likely they are to be exploited (EPSS), with fix status and timeline.