CVE-2026-103391

CVE-2026-103391CVE-2026-103391

Description

An Out-of-bounds Write vulnerability in the SSR TCP proxy/optimization path in Juniper Networks Session Smart Router allows an attacker to corrupt forwarded packet data and potentially cause a data-plane crash via a transit TCP packet with a crafted TCP option length.

Scoring

CVSS 5.3 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Last modified2026-10-28
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.