---
id: CVE-2026-30802
title: >-
  Out-of-bounds Read vulnerability in RTI Connext Micro (Core Libraries) allows
  Overread Buffers
summary: >-
  Out-of-bounds Read vulnerability in RTI Connext Micro (Core Libraries) allows
  Overread Buffers. This issue affects Connext Micro: from 4.0.0 before 4.3.0,
  from 2.4.5 before 2.4.*.
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H'
cwe:
  - CWE-125
vendor: rti
product: connext_micro
affected:
  - 'connext_micro >= 2.4.5, < 4.3.0'
patched:
  - connext_micro 4.3.0
published: '2026-06-17'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T18:17:13.527'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-30802'
references:
  - url: 'https://www.rti.com/vulnerabilities/#cve-2026-30802'
    label: 3f572a00-62e2-4423-959a-7ea25eff1638
tags:
  - nvd
  - cve.org
epss: 0.00249
epssPercentile: 0.16511
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-06-17T17:58:36.128067Z'
scores:
  nvd: 8.2
  cna: 8.8
ingestedAt: '2026-09-22T18:08:12.477Z'
---

## Overview

Out-of-bounds Read vulnerability in RTI Connext Micro (Core Libraries) allows Overread Buffers. This issue affects Connext Micro: from 4.0.0 before 4.3.0, from 2.4.5 before 2.4.*.

## Affected

- `connext_micro >= 2.4.5, < 4.3.0`

## Remediation

Upgrade past the affected range:

- `connext_micro 4.3.0`