Firetruck

CVE-2025-21590

KEV
Updated Feb 26, 2026 · PUBLISHED
View KEV entry →

Description

Juniper Junos OS contains an improper isolation or compartmentalization vulnerability. This vulnerability could allows a local attacker with high privileges to inject arbitrary code.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
Junos OSJuniper Networks / Junos OS>= 0, < 21.2R3-S9affected
Junos OSJuniper Networks / Junos OS>= 21.4, < 21.4R3-S10affected
Junos OSJuniper Networks / Junos OS>= 22.2, < 22.2R3-S6affected
Junos OSJuniper Networks / Junos OS>= 22.4, < 22.4R3-S6affected
Junos OSJuniper Networks / Junos OS>= 23.2, < 23.2R2-S3affected
Junos OSJuniper Networks / Junos OS>= 23.4, < 23.4R2-S4affected
Junos OSJuniper Networks / Junos OS>= 24.2, < 24.2R1-S2, 24.2R2affected