Medium [CVE-2026-103405] 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
This medium-severity Juniper Networks advisory covers CVE-2026-103405 affecting Session Smart Router, Session Smart Conductor.
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Summary
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.
- Session Smart Router before 7.0.5
- Session Smart Router 7.1.0 before 7.1.7
- Session Smart Router 7.2.0 before 7.2.3
- Session Smart Conductor before 7.0.5
- Session Smart Conductor 7.1.0 before 7.1.7
- Session Smart Conductor 7.2.0 before 7.2.3
Official advisory · high-confidence parse· fetched 5 days ago·verify at source
- 7.0.5
- 7.1.7
- 7.2.3
Official advisory · high-confidence parse· fetched 5 days ago·verify at source
Mitigation
Upgrade to a fixed release: 7.0.5, 7.1.7, 7.2.3. That is the remediation for this advisory.
The vendor advisory may list interim mitigations or workarounds not captured here. Review it before change work.
Official advisory · high-confidence parse· fetched 5 days ago·verify at source
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- CVE-2026-103400Oct 28, 2026Session Smart Router denial of service
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