Threat intelligence report · CISA KEV

CVE-2025-21590: Juniper Junos OS Improper Isolation or Compartmentalization Vulnerability

Juniper Junos OS contains an improper isolation or compartmentalization vulnerability. This vulnerability could allows a local attacker with high privileges to inject arbitrary code. Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

· high severity · unattributed attribution

Evidence and provenance

Original source
CISA KEV report ↗
Published
2025-03-13T00:00:00Z
Confidence basis
No actor match
Record ID
7f2e2106c822cc1e0b2f

Vulnerabilities

CVE-2025-21590

Use and citation

Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.