Vulnerability in Juniper Networks Session Smart Router

CVE-2026-103394

An Improper Initialization vulnerability in the SSR software in Juniper Networks Session Smart Router allows an attacker to decrypt traffic or cause a denial of service via security policy assignment.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-103394?
CVE-2026-103394 is a low-severity vulnerability in Juniper Networks Session Smart Router, classified under Improper Initialization. CVSS score: 3.7/10. Published 2026-10-28.
How severe is CVE-2026-103394?
Low severity. CVSS v3 base score is 3.7 out of 10.