VULNERABILITY INTELLIGENCE

CVE-2026-4374

CVSS score9.1 CRITICAL
EPSS probability0.24%
CISA KEVNot currently listed
Published2026-04-01
Last modified2026-09-22
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Description

Improper Restriction of XML External Entity Reference vulnerability in RTI Connext Professional (Recording Service,Routing Service,Queueing Service,Cloud Discovery Service,Observability Collector) allows Serialized Data External Linking, Data Serialization External Entities Blowup. This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.1, from 6.1.0 before 6.1.2.34, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*.

Weakness classification

  • 3f572a00-62e2-4423-959a-7ea25eff1638: CWE-611

Primary references