What is CVE-2019-9835?

CVE-2019-9835 is a critical-severity vulnerability in Fujitsu Gk900. CVSS score: 9.6/10. Published 2019-03-15.

How severe is CVE-2019-9835?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Vulnerability in Fujitsu Gk900

CVE-2019-9835

The receiver (aka bridge) component of Fujitsu Wireless Keyboard Set LX901 GK900 devices allows Keystroke Injection. This occurs because it accepts unencrypted 2.4 GHz packets, even though all legitimate communication uses AES encryption.

Published 2019-03-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (47.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

References

www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2018-033.txt (Exploit, Third Party Advisory)
www.securityfocus.com/bid/107440 (vdb-entry)

Frequently asked questions

What is CVE-2019-9835?: CVE-2019-9835 is a critical-severity vulnerability in Fujitsu Gk900. CVSS score: 9.6/10. Published 2019-03-15.
How severe is CVE-2019-9835?: Critical severity. CVSS v3 base score is 9.6 out of 10.