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Critical severity9.1NVD Advisory· Published Apr 1, 2026· Updated Apr 21, 2026

CVE-2026-4374

CVE-2026-4374

Description

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...

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Rti/Connext Professional2 versions
    cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*range: >=5.3.0,<=5.3.1.45
    • (no CPE)

Patches

Vulnerability mechanics

References

1

News mentions

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