What is CVE-2016-9224?

CVE-2016-9224 is a medium-severity vulnerability in Cisco Jabber Guest, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2016-12-26.

How severe is CVE-2016-9224?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Improper input validation in Cisco Jabber Guest

CVE-2016-9224

A vulnerability in the Cisco Jabber Guest Server could allow an unauthenticated, remote attacker to initiate connections to arbitrary hosts. More Information: CSCvc31635. Known Affected Releases: 10.6(9). Known Fixed Releases: 11.0(0).

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2016-12-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.014 (71.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 71.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Cisco Jabber Guest — versions 10.0.0, 10.0.2, 10.5.0
Cisco Jabber Guest Server 10.6(9) — versions Cisco Jabber Guest Server 10.6(9)

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.securityfocus.com/bid/95016 (VDB Entry, Third Party Advisory, vdb-entry)
www.securitytracker.com/id/1037516 (VDB Entry, Third Party Advisory, vdb-entry)
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161221… (Vendor Advisory)

Frequently asked questions

What is CVE-2016-9224?: CVE-2016-9224 is a medium-severity vulnerability in Cisco Jabber Guest, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2016-12-26.
How severe is CVE-2016-9224?: Medium severity. CVSS v3 base score is 6.5 out of 10.