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CVE-2026-103405

Session Smart Router and Session Smart Conductor: Unsanitized input causes HTTP response splitting

MEDIUM
5.8
CVSS Score
Published: October 28, 2026 at 04:35 PM UTC
Updated: October 28, 2026 at 05:17 PM UTC
2 products affected across 1 vendorSession Smart RouterSession Smart Conductor

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Severity
MEDIUM5.8
Exploit prediction
EPSS 0.2%

Description

An Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in the web server in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to inject arbitrary HTTP headers via unsanitized request body parameters.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://supportportal.juniper.net/JSA112183

CVSS

5.8MEDIUMjuniper
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-74

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