CVE-2026-3894
Critical
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.*.
SeverityCritical
CVSS9.1
Exploit probability—
ProductRti Connext Professional
PublishedJun 17, 2026
First seenJun 17, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- rti connext_professional7.7.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| rti connext_professional | 5.0.0 ≤ v < 7.7.0 | 7.7.0 |
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