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CVE-2026-4374

HIGH CVSS 4.0: 8.8 EPSS 0.05%
Updated Apr 01, 2026
Parameter Value
CVSS 8.8 (HIGH)
Type CWE-611
Public PoC No

Improper Restriction of XML External Entity Reference vulnerability in RTI Connext Professional (Routing Service,Observability Collector,Recording Service,Queueing Service,Cloud Discovery Service) allows Serialized Data External Linking, Data Serializat...

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)