CVE-2026-103402 json
Session Smart Router and Session Smart Conductor: Lack of integrity verification in cache files causes arbitrary code execution and privilege escalation
published 12d ago modified 3d ago also EUVD-2026-112219
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 9%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- Juniper Networks Session Smart Router 7.0.5, 7.1.7, 7.2.3
- Juniper Networks Session Smart Conductor 7.0.5, 7.1.7, 7.2.3
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 3d ago
Exploit prediction
0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
- Juniper Networks Session Smart Router
- Juniper Networks Session Smart Conductor
Classification
- Weakness
-
- CWE-345 Insufficient Verification of Data Authenticity
References
-
supportportal.juniper.net
/JSA112183
vendor-advisory
Sources
- CVE List CVE-2026-103402
- NVD CVE-2026-103402
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