CVE-2025-21589 - Session Smart Router, Session Smart Conductor, WAN Assurance Router: API Authent...

CVE-2025-21589 - Session Smart Router, Session Smart Conductor, WAN Assurance Router: API Authent...

CVE ID : CVE-2025-21589 Published : Jan. 27, 2026, 9:15 p.m. | 53 minutes ago Description : An Authentication Bypass Using an Alternate Path or Channel vulnerability in Juniper Networks Session Smart Router may allows a network-based attacker to bypass authentication and take administrative control of the device. This issue affects Session Smart Router:  * from 5.6.7 before 5.6.17,  * from 6.0 before 6.0.8 (affected from 6.0.8), * from 6.1 before 6.1.12-lts,  * from 6.2 before 6.2.8-lts,  * from 6.3 before 6.3.3-r2;  This issue affects Session Smart Conductor:  * from 5.6.7 before 5.6.17,  * from 6.0 before 6.0.8 (affected from 6.0.8), * from 6.1 before 6.1.12-lts,  * from 6.2 before 6.2.8-lts,  * from 6.3 before 6.3.3-r2;  This issue affects WAN Assurance Managed Routers:  * from 5.6.7 before 5.6.17,  * from 6.0 before 6.0.8 (affected from 6.0.8), * from 6.1 before 6.1.12-lts,  * from 6.2 before 6.2.8-lts,  * from 6.3 before 6.3.3-r2. Severity: 9.8 | CRITICAL Visit the link for more details, such as CVSS details, affected products, timeline, and more...

CVE Details

Severity
CRITICAL
Published
Jan. 27, 2026
Affected Product: Juniper
Attack Vector: network
Impact: Authentication Bypass