CVE-2026-18461
Received Received - Intake

Format String Injection in RTI Connext Professional

Publication date: 2026-09-22

Last updated on: 2026-09-22

Assigner: RTI

Description
Use of Externally-Controlled Format String vulnerability in RTI Connext Professional (Core Libraries) allows Format String Injection. This issue affects Connext Professional: from 7.5.0 before 7.7.0.1, from 7.3.0.10 before 7.3.1.6.

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Meta Information

Published
2026-09-22
Last Modified
2026-09-22
Generated
2026-09-22
AI Q&A
2026-09-22
EPSS Evaluated
N/A
NVD
CVE-2026-18461
EUVD
EUVD-2026-84616

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
rti connext_professional From 7.5.0 (inc) to 7.7.0.1 (exc)
rti connext_professional From 7.3.0.10 (inc) to 7.3.1.6 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-134 The product uses a function that accepts a format string as an argument, but the format string originates from an external source.

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Executive Summary

This vulnerability is a format string injection issue in RTI Connext Professional (Core Libraries). It allows an attacker to control the format string used in certain functions, potentially leading to arbitrary code execution or denial of service.

Impact Analysis

An attacker could exploit this to execute arbitrary code on your system, crash applications, or gain unauthorized access. This could lead to data breaches, system compromise, or disruption of services if you use affected versions of RTI Connext Professional.

Compliance Impact

This vulnerability could lead to unauthorized data access or disclosure, violating GDPR's data protection requirements or HIPAA's safeguards for protected health information. Organizations using affected software may face compliance violations and potential penalties.

Mitigation Strategies

Update RTI Connext Professional to a patched version (7.7.0.1 or later, or 7.3.1.6 or later) to address the format string injection vulnerability.

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