CVE-2018-15436

Name: CVE-2018-15436
Creator: NVD / NIST
Published: 2018-10-05T14:29:12.373+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.37%

Last modified Jun 17, 2026

CVE-2018-15436 is a vulnerability of currently unknown severity. A vulnerability in the web-based management interface of Cisco Webex Events Center, Cisco Webex Meeting Center, Cisco Webex Support Center, and Cisco Webex Training Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of the affected service. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of the affected service. EPSS estimates a 1.37% chance of exploitation in the next 30 days.

Description

A vulnerability in the web-based management interface of Cisco Webex Events Center, Cisco Webex Meeting Center, Cisco Webex Support Center, and Cisco Webex Training Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of the affected service. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of the affected service. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Metrics

EPSS Probability

1.37%

68.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Webex Business Suite 31	>= 31.29.2
Cisco	Webex Business Suite 32	>= 32.17.2
Cisco	Webex Business Suite 33	>= 33.4.3
Cisco	Webex Meetings Online	t33.4.0

References

http://www.securityfocus.com/bid/105557Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041793Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041794Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-webex-xssVendor Advisory
http://www.securityfocus.com/bid/105557Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041793Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041794Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-webex-xssVendor Advisory

Timeline

Published: Oct 5, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-15436?

How severe is CVE-2018-15436?

Severity scoring for CVE-2018-15436 is pending analysis. The EPSS model estimates a 1.37% probability of exploitation in the next 30 days.

How do I fix CVE-2018-15436?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-15436?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST