Description
A Missing authentication for critical function vulnerability in Juniper Networks Session Smart Router allows an unauthenticated network-based attacker to obtain administrative privileges by passing crafted URL parameters to an insecure endpoint running as root.
Note that this vulnerability can only be exploited prior to the device being onboarded to Mist/Conductor. The issue can no longer be exploited once a device is onboarded to Mist/Conductor.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Juniper Networks | Session Smart Router | < 7.0.5, 7.1.0 – < 7.1.7, 7.2.0 – < 7.2.3 | 7.0.5 |
Advisories 2
- NCSC-2026-0462 Kwetsbaarheden verholpen in Juniper Networks Session Smart Router en Session Smart Conductor NCSC-NL (Netherlands) · Oct 30, 2026
- WID-SEC-2026-4234 Juniper Session Smart Router: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 28, 2026
References
- https://supportportal.juniper.net/JSA112183 vendor-advisory