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Vulnerability IntelligenceCVE-2026-4374

CVE-2026-4374

CRITICAL9.1

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...

Published Apr 1, 2026

Modified 3 weeks ago

Details

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...

References

https://www.cve.org/CVERecord?id=CVE-2026-4374

https://www.rti.com/vulnerabilities/#cve-2026-4374

CVSS Analysis

CVSS v4.0

7.0

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Vulnerable System

Vuln. Confidentiality

HighVC:H

Vuln. Integrity

NoneVI:N

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

7/CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N

Weakness Type (CWE)

Input Validation

XXE (XML External Entity)

Ecosystems

Timeline

PublishedApr 1, 2026

ModifiedApr 1, 2026

CVE-2026-4374 | Mondoo Vulnerability Intelligence