Product / Juniper
Juniper Junos OS in CISA KEV
Answer CISA's KEV catalog lists 7 vulnerabilities in Juniper Junos OS as of catalog 2026.09.23, 87.5% of Juniper's 8 entries. First added 2022-03-25, latest 2025-03-13; 0 ransomware-linked.
- KEV entries
- 7
- Ransomware: known
- 00%
- First added
- 2022-03-25
- Latest added
- 2025-03-13
- Median days to due
- 4
- Open deadlines
- 0federal
TAdditions by year
| Year | Added |
|---|---|
| 2021 | 0 |
| 2022 | 1 |
| 2023 | 5 |
| 2024 | 0 |
| 2025 | 1 |
| 2026 | 0 |
WWeaknesses
| CWE | Entries | Share |
|---|---|---|
| CWE-306 Missing authentication | 3 | 42.9% |
| CWE-473 | 2 | 28.6% |
| CWE-653 | 1 | 14.3% |
| CWE-22 Path traversal | 1 | 14.3% |
| CWE-73 | 1 | 14.3% |
EAll entries
| CVE | Vulnerability | Added | Due | Ransomware | CWE |
|---|---|---|---|---|---|
| CVE-2025-21590 | Juniper Junos OS Improper Isolation or Compartmentalization Vulnerability | Unknown | CWE-653 | ||
| CVE-2023-36851 | Juniper Junos OS SRX Series Missing Authentication for Critical Function Vulnerability | Unknown | CWE-306 | ||
| CVE-2023-36847 | Juniper Junos OS EX Series Missing Authentication for Critical Function Vulnerability | Unknown | CWE-306 | ||
| CVE-2023-36846 | Juniper Junos OS SRX Series Missing Authentication for Critical Function Vulnerability | Unknown | CWE-306 | ||
| CVE-2023-36845 | Juniper Junos OS EX Series and SRX Series PHP External Variable Modification Vulnerability | Unknown | CWE-473 | ||
| CVE-2023-36844 | Juniper Junos OS EX Series PHP External Variable Modification Vulnerability | Unknown | CWE-473 | ||
| CVE-2020-1631 | Juniper Junos OS Path Traversal Vulnerability | Unknown | CWE-22, CWE-73 |
Cite this
CISA's KEV catalog lists 7 vulnerabilities in Juniper Junos OS. Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/products/juniper-junos-os/
Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23.