Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-103405— Session Smart Router and Session Smart Conductor: Unsanitized input causes HTTP response splitting

Quick assessment

Affected
Juniper Networks Session Smart Router
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Juniper Networks Session Smart Router 和 Session Smart Conductor 的 Web 服务器中存在“下游组件输出中特殊元素未正确中和（注入）”漏洞。该漏洞允许攻击者通过未净化的请求体参数注入任意 HTTP 请求头。

CVSS 5.8 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 6

VendorProduct Version RangeStatus
Juniper Networks Session Smart Conductor < 7.0.5 affected
7.1.0< 7.1.7 affected
7.2.0< 7.2.3 affected
Juniper Networks Session Smart Router < 7.0.5 affected
7.1.0< 7.1.7 affected
7.2.0< 7.2.3 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-103405

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Session Smart Router and Session Smart Conductor: Unsanitized input causes HTTP response splitting
Source: CVE Program / CVE List V5
Vulnerability Description
An Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in the web server in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to inject arbitrary HTTP headers via unsanitized request body parameters.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Juniper Networks Session Smart Router 0 ~ 7.0.5 -
Juniper Networks Session Smart Conductor 0 ~ 7.0.5 -

II. Public POCs for CVE-2026-103405

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-103405

请登录查看更多情报信息。

Other References for CVE-2026-103405 (1)

Same Patch Batch · Juniper Networks · 2026-10-28 · 18 CVEs total

CVE-2026-103409 9.8 CRITICAL Session Smart Router: An attacker obtains administrative privileges when an unauthenticate
CVE-2026-103406 9.8 CRITICAL Session Smart Conductor: An unauthenticated attacker causes arbitrary command execution du
CVE-2026-106079 8.8 HIGH Session Smart Router and Session Smart Conductor: Improper validation of a field causes pr
CVE-2026-103408 8.8 HIGH Session Smart Router: An attacker-controlled input causes remote code execution when parsi
CVE-2026-103407 8.8 HIGH Session Smart Router and Session Smart Conductor: Unsanitized input allows arbitrary file
CVE-2026-103401 8.8 HIGH Session Smart Router and Session Smart Conductor: An attacker can overwrite arbitrary file
CVE-2026-103403 8.8 HIGH Session Smart Router and Session Smart Conductor: Unvalidated input causes arbitrary file
CVE-2026-103402 8.8 HIGH Session Smart Router and Session Smart Conductor: Lack of integrity verification in cache
CVE-2026-103410 7.5 HIGH Session Smart Router: Integer overflow causes denial of service during TLS certificate ins
CVE-2026-103411 7.1 HIGH Session Smart Router: A malicious DHCP server causes information disclosure and a service
CVE-2026-103404 6.8 MEDIUM Session Smart Conductor: Insecure file permissions cause unauthorized access to sensitive
CVE-2026-103400 5.5 MEDIUM Session Smart Router and Session Smart Conductor: Crafted directory names cause arbitrary
CVE-2026-103391 5.3 MEDIUM Session Smart Router: An attacker-controlled TCP option causes an out-of-bounds write when
CVE-2026-103390 5.3 MEDIUM Session Smart Router and Session Smart Conductor: A malformed HTTP URI causes a service cr
CVE-2026-103392 4.8 MEDIUM Session Smart Router: A SACK option causes out-of-bounds memory access and TCP payload cor
CVE-2026-103393 4.3 MEDIUM Session Smart Router: An attacker can cause an out-of-bounds read during VRRP packet proce
CVE-2026-103394 3.7 LOW Session Smart Router: An incomplete operator causes the use of incorrect encryption keys d

IV. Related Vulnerabilities

Same product: Session Smart Router
Same vendor: Juniper Networks
Same weakness: CWE-74