CVE-2026-103390 — MEDIUM (5.3)

Vulnerability Description

An Out-of-Bounds Read vulnerability in the HttpParser component in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to cause a denial of service via a specially crafted HTTP request.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Related Weaknesses (CWE)

CWE-125

References

https://supportportal.juniper.net/JSA112183

FAQ

What is CVE-2026-103390?

CVE-2026-103390 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An Out-of-Bounds Read vulnerability in the HttpParser component in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to cause a denial of service via a specially cra...

How severe is CVE-2026-103390?

CVE-2026-103390 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-103390?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.