CVE-2026-4374

April 1, 2026, 2:23 p.m.

8.8
High

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...

Product(s) Impacted

Vendor Product Versions
Rti
  • Connext Professional
  • Routing Service
  • Observability Collector
  • Recording Service
  • Queueing Service
  • Cloud Discovery Service
  • *
  • *
  • *
  • *
  • *
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-611
Improper Restriction of XML External Entity Reference
The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a rti connext_professional / / / / / / / /
a rti routing_service / / / / / / / /
a rti observability_collector / / / / / / / /
a rti recording_service / / / / / / / /
a rti queueing_service / / / / / / / /
a rti cloud_discovery_service / / / / / / / /

References

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

Tags

CWE-611
3f572a00-62e2-4423-959a-7ea25eff1638
2026-04-01
CVE-2026-4374

CVSS Score

8.8 / 10

CVSS Data - 4.0

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Attack Requirements: NONE
  • Privileges Required: NONE
  • User Interaction: NONE
  • Scope:
  • Confidentiality Impact: HIGH
  • Integrity Impact: NONE
  • Availability Impact: HIGH
  • Exploit Maturity: NOT_DEFINED

    • CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

    View Vector String

Timeline

Published: April 1, 2026, 2:16 a.m.
Last Modified: April 1, 2026, 2:23 p.m.

Status : Undergoing Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

3f572a00-62e2-4423-959a-7ea25eff1638

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.