CVE-2026-103410 Juniper Networks Session Smart Router - Denial of Service

Juniper Networks Session Smart Router contains an integer overflow caused by improper handling of TLS server certificates in the DPI certificate scanner, letting unauthenticated remote attackers cause denial of service.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
28 October 2026
Updated
29 October 2026
Weakness
CWE-190

Vendor fix

Update to the latest version of Juniper Networks Session Smart Router.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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