Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers.
Summary
| CVE | CVE-2026-3894 |
|---|---|
| State | PUBLISHED |
| Assigner | RTI |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-06-17 18:17:44 UTC |
| Updated | 2026-06-17 20:20:10 UTC |
| 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 5.0.0 before 5.2.*. |
Risk And Classification
Primary CVSS: v4.0 9.2 CRITICAL from 3f572a00-62e2-4423-959a-7ea25eff1638
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.002020000 probability, percentile 0.100540000 (date 2026-06-21)
Problem Types: CWE-125 | CWE-125 CWE-125 Out-of-bounds Read
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | 3f572a00-62e2-4423-959a-7ea25eff1638 | Secondary | 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/E:X/C... |
| 4.0 | CNA | CVSS | 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 |
| 4.0 | CNA | CVSS | 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 |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
NonePrivileges Required
NoneUser Interaction
NoneConfidentiality
NoneIntegrity
LowAvailability
HighSub Conf.
NoneSub Integrity
LowSub Availability
HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | RTI | Connext Professional | affected 7.4.0 7.7.0 custom | Not specified |
| CNA | RTI | Connext Professional | affected 7.0.0 7.3.1.3 custom | Not specified |
| CNA | RTI | Connext Professional | affected 6.1.0 6.1.* custom | Not specified |
| CNA | RTI | Connext Professional | affected 6.0.0 6.0.* custom | Not specified |
| CNA | RTI | Connext Professional | affected 5.3.0 5.3.* custom | Not specified |
| CNA | RTI | Connext Professional | affected 5.0.0 5.2.* custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.rti.com/vulnerabilities | 3f572a00-62e2-4423-959a-7ea25eff1638 | www.rti.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.