CVE-2026-103402

Session Smart Router and Session Smart Conductor: Lack of integrity verification in cache files causes arbitrary code execution and privilege escalation

HIGH
8.8
CVSS Score
Published: October 28, 2026 at 04:34 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
HIGH8.8
Exploit prediction
EPSS 0.2%

Description

An Insufficient Verification of Data Authenticity vulnerability in PCLI in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker with write access to the model cache directory to execute arbitrary code and escalate privileges via the processing of unverified cache files.

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

8.8HIGHjuniper
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-345

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