CVE-2025-14543
Received Received - Intake
XML External Entity Processing in RTI Connext Professional

Publication date: 2026-04-30

Last updated on: 2026-05-04

Assigner: RTI

Description
Improper Restriction of XML External Entity Reference vulnerability in Connext Professional (Core Libraries) allows Serialized Data External Linking.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.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 4.3x before 5.2.*.
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Meta Information
Published
2026-04-30
Last Modified
2026-05-04
Generated
2026-06-16
AI Q&A
2026-04-30
EPSS Evaluated
2026-06-15
NVD
CVE-2025-14543
EUVD
EUVD-2025-209595
Affected Vendors & Products
Showing 6 associated CPEs
Vendor Product Version / Range
rti connext_professional From 5.3.0 (inc) to 5.3.1.45 (inc)
rti connext_professional From 6.0.0 (inc) to 6.0.1.40 (inc)
rti connext_professional From 6.1.0 (inc) to 6.1.2.27 (inc)
rti connext_professional From 7.0.0 (inc) to 7.3.1.1 (exc)
rti connext_professional From 7.4.0 (inc) to 7.7.0 (exc)
rti connext_professional From 4.3.0 (inc) to 5.2.3 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-611 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.
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Executive Summary

This vulnerability is an Improper Restriction of XML External Entity (XXE) Reference in Connext Professional (Core Libraries). It allows Serialized Data External Linking, meaning that the software improperly handles XML data that can reference external entities. This can lead to unintended access or processing of external resources when XML data is deserialized.

Impact Analysis

The vulnerability can have a high impact because it allows external linking through serialized XML data, which can lead to unauthorized access to external resources or sensitive data. Given the CVSS base score of 8.8, it indicates a high severity with network attack vector and no required privileges or user interaction, making it potentially exploitable remotely. This could result in data exposure, denial of service, or other security breaches.

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