CVE-2026-3894

Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers.

State: Published
Severity: 9.2 Critical
Published: Jun 17, 2026
Updated: Sep 22, 2026
Reserved: Mar 10, 2026

Description

Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers. This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, 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 5.0.0 before 5.1.*.

Scores

CVSS	Score	Vector	Source
4.0	9.2 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H	RTI
4.0	8.2 High	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:L/SA:H	RTI

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
Connext ProfessionalRTI	7.4.0 to before 7.7.0Affected 7.0.0 to before 7.3.1.3Affected 6.1.0 to before 6.1.Affected 6.0.0 to before 6.0.Affected 5.3.0 to before 5.3.Affected 5.2.0 to before 5.2.Affected 5.0.0 to before 5.1.*Affected

References

https://www.rti.com/vulnerabilities/#cve-2026-3894

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