CVE-2026-103402

HIGHCVSS 8.8/10

Last modified

CVE-2026-103402 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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..

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Juniper NetworksSession Smart Router< 7.0.5; >= 7.1.0, < 7.1.7; >= 7.2.0, < 7.2.3
Juniper NetworksSession Smart Conductor< 7.0.5; >= 7.1.0, < 7.1.7; >= 7.2.0, < 7.2.3

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-103402?
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.
How severe is CVE-2026-103402?
CVE-2026-103402 has a CVSS score of 8.8/10 (HIGH severity).
How do I fix CVE-2026-103402?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST