What’s Vulnerable › Vulnerabilities
CVE-2026-103390: Session Smart Router and Session Smart Conductor: A malformed HTTP URI causes a service crash during HTTP application identification
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-28 · updated 2026-10-29
- Weakness: CWE-125
Description
An Out-of-Bounds Read vulnerability in the HttpParser component in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to cause a denial of service via a specially crafted HTTP request.
Affected products
- Juniper Networks Session Smart Conductor: before 7.0.5; from 7.1.0 before 7.1.7; from 7.2.0 before 7.2.3 — fixed in 7.0.5, 7.1.7, 7.2.3
- Juniper Networks Session Smart Router: before 7.0.5; from 7.1.0 before 7.1.7; from 7.2.0 before 7.2.3 — fixed in 7.0.5, 7.1.7, 7.2.3
How to fix
Upgrade to a fixed version: Juniper Networks Session Smart Conductor 7.0.5, 7.1.7, 7.2.3; Juniper Networks Session Smart Router 7.0.5, 7.1.7, 7.2.3. Check the vendor advisory for mitigations.
References
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