What is CVE-2022-23100?

CVE-2022-23100 is a critical-severity vulnerability in Open-Xchange Ox App Suite, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-07-27.

How severe is CVE-2022-23100?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Open-Xchange Ox App Suite

CVE-2022-23100

OX App Suite through 7.10.6 allows OS Command Injection via Documentconverter (e.g., through an email attachment).

Vulnerability class: Command Injection (OS Command Injection)

Published 2022-07-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.029 (86.5th percentile), scored 2026-09-28.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.030 · newest: 0.029 · change: -0.000

Affected products

Open-Xchange Ox App Suite

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

open-xchange.com (Product, Vendor Advisory)
seclists.org/fulldisclosure/2022/Jul/11 (Exploit, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2022-23100?: CVE-2022-23100 is a critical-severity vulnerability in Open-Xchange Ox App Suite, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-07-27.
How severe is CVE-2022-23100?: Critical severity. CVSS v3 base score is 9.8 out of 10.