How severe is CVE-2023-28906?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Preh Car Connect Gmbh (Joynext Gmbh) Volkswagen Mib3 Infotainment System Oi Mqb

CVE-2023-28906

A command injection in the networking service of the MIB3 infotainment allows an attacker already presenting in the system to escalate privileges and obtain administrative access to the system. The vulnerability was originally discovered in Skoda Superb III car with MIB3 infotainment unit OEM part number 3V0035820. The list of affected MIB3 OEM part numbers is provided in the referenced resources.

Vulnerability class: Command Injection (OS Command Injection)

Published 2025-06-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (49.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Preh Car Connect Gmbh (Joynext Gmbh) Volkswagen Mib3 Infotainment System Oi Mqb — versions 0

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

i.blackhat.com/EU-24/Presentations/EU-24-Parnishchev-OverTheAirVW.pdf
pcacybersecurity.com/resources/advisory/vulnerabilities-in-vw-mib3-infotainment… (technical-description)
asrg.io/security-advisories/vulnerabilities-in-volkswagen-mib3-infotainment-par… (third-party-advisory)

Frequently asked questions

What is CVE-2023-28906?: CVE-2023-28906 is a high-severity vulnerability in Preh Car Connect Gmbh (Joynext Gmbh) Volkswagen Mib3 Infotainment System Oi Mqb, classified under OS Command Injection. CVSS score: 7.8/10. Published 2025-06-28.
How severe is CVE-2023-28906?: High severity. CVSS v3 base score is 7.8 out of 10.