What is CVE-2018-0328?

CVE-2018-0328 is a medium-severity vulnerability in Cisco Unified Communications Manager, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-05-17.

How severe is CVE-2018-0328?

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

XSS in Cisco Unified Communications Manager

CVE-2018-0328

A vulnerability in the web framework of Cisco Unified Communications Manager and Cisco Unified Presence could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web interface of an affected system. The vulnerability is due to insufficient input validation of certain parameters that are passed to the affected software via the HTTP GET and HTTP POST methods. An attacker who can convince a user to follow an attacker-supplied link could execute arbitrary script or HTML code in the user's browser in the context of an affected site. Cisco Bug IDs: CSCvg89116.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-05-17 · 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: 0.018 (77.5th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: -0.000

Affected products

Cisco Unified Communications Manager — versions 12.0\(1.10000.10\), 10.5(2.10000.5), 10.5\(2.10000.5\)
Cisco Unified Communications Manager And Presence — versions Cisco Unified Communications Manager and Cisco Unified Presence

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.securitytracker.com/id/1040929 (VDB Entry, Third Party Advisory, vdb-entry)
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180516… (Vendor Advisory)
www.securitytracker.com/id/1040928 (VDB Entry, Third Party Advisory, vdb-entry)
www.securityfocus.com/bid/104200 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-0328?: CVE-2018-0328 is a medium-severity vulnerability in Cisco Unified Communications Manager, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-05-17.
How severe is CVE-2018-0328?: Medium severity. CVSS v3 base score is 6.1 out of 10.