CVE-2025-14543 Details
Description
Improper Restriction of XML External Entity Reference vulnerability in RTI 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 5.2.0 before 5.2.*, from 4.3x before 5.1.*.
A critical vulnerability exists in RTI Connext Professional Core Libraries, specifically in versions 7.4.0 prior to 7.7.0, 7.0.0 prior to 7.3.1.1, 6.1.0 prior to 6.1.*, 6.0.0 prior to 6.0.*, 5.3.0 prior to 5.3.* and 4.3x prior to 5.2.*. This vulnerability allows for unauthorized local file system read access by exploiting improper handling of XML external entity references. The issue can be triggered by providing a malicious XML document, either through the file system or remotely via RTPS messages, during the application's startup process.
Users can update to RTI Connext Professional versions 7.7.0 or 7.3.1.2, both of which include the necessary fix. For versions 6.1.2.29, 6.1.2.23, 6.1.2.21, 6.0.1.43, 5.3.1.45 and 4.4x prior to 5.2.*, patches are available upon request through the RTI Customer Portal.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 30, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.rti.com/vulnerabilities/#cve-2025-14543 | RTI | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-611 | Improper Restriction of XML External Entity Reference | RTI |
Affected Products
| Product | Versions |
|---|---|
| rti connext professional | >= 4.3.0, <= 5.2.3 >= 5.3.0, <= 5.3.1.45 >= 6.0.0, <= 6.0.1.40 >= 6.1.0, <= 6.1.2.27 >= 7.0.0, < 7.3.1.1 >= 7.4.0, < 7.7.0 |
CPE
Remediation
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Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 22, 2026 | CVE Modified | RTI |
| Jun 17, 2026 | CVE Modified | RTI |
| Jun 17, 2026 | CVE Modified | RTI |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 4, 2026 | Initial Analysis | [email protected] |
| Apr 30, 2026 | New CVE Received | RTI |