What is CVE-2016-1311?

CVE-2016-1311 is a medium-severity vulnerability in Cisco Jabber Guest, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-02-06.

How severe is CVE-2016-1311?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Cisco Jabber Guest

CVE-2016-1311

Cross-site scripting (XSS) vulnerability in the management interface in Cisco Jabber Guest Server 10.6(8) allows remote attackers to inject arbitrary web script or HTML via the host tag parameter, aka Bug ID CSCuy08224.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2016-02-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.6th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Cisco Jabber Guest — versions 10.6.8

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160203… (vendor-advisory, Vendor Advisory)
www.securitytracker.com/id/1034936 (vdb-entry)

Frequently asked questions

What is CVE-2016-1311?: CVE-2016-1311 is a medium-severity vulnerability in Cisco Jabber Guest, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-02-06.
How severe is CVE-2016-1311?: Medium severity. CVSS v3 base score is 6.1 out of 10.