---
cve: "CVE-2026-18458"
severity: "MEDIUM"
cvss: 6.8
epss: "0.2%"
vendor: "RTI"
kev: false
exploited: false
published: "2026-09-22 18:17:11"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-24T21:42:48+02:00"
---

# CVE-2026-18458

> 6.8 MEDIUM

## Beschreibung

Out-of-bounds Read, Function Call With Incorrect Number of Arguments, Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers. This issue affects Connext Professional: from 7.4.0 before 7.7.0.1, from 7.3.0 before 7.3.1.6, from 6.1.2.21 before 6.1.*.

## CVSS-Vektor

```
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://www.rti.com/vulnerabilities/#cve-2026-18458>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-18458) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_