CVE-2026-3894: Rti Connext Professional

Critical severity, CVSS 9.1. EPSS: 0.3% chance of exploitation in the next 30 days.

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.*.

Affected products

• Rti Connext Professional: from 5.0.0, before 7.7.0 (fixed in 7.7.0)

Published 2026-06-17. Last modified 2026-09-22.