CVE-2021-23889: McAfee ePO Cross-site Scripting vulnerability

Published Mar 26, 2021
·
Updated

Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 10 allows ePO administrators to inject arbitrary web script or HTML via multiple parameters where the administrator's entries were not correctly sanitized.

Affected Software

11 affected components
McAfee ePolicy Orchestrator<5.10.0
McAfee ePolicy Orchestrator=5.10.0
McAfee ePolicy Orchestrator=5.10.0-update_1
McAfee ePolicy Orchestrator=5.10.0-update_2
McAfee ePolicy Orchestrator=5.10.0-update_3
McAfee ePolicy Orchestrator=5.10.0-update_4
McAfee ePolicy Orchestrator=5.10.0-update_5
McAfee ePolicy Orchestrator=5.10.0-update_6
McAfee ePolicy Orchestrator=5.10.0-update_7
McAfee ePolicy Orchestrator=5.10.0-update_8
McAfee ePolicy Orchestrator=5.10.0-update_9

Event History

Mar 26, 2021
CVE Published
via MITRE·09:30 AM
Data Sourced
via MITRE·09:30 AM
DescriptionSeverityWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2021-23889?

CVE-2021-23889 is a Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 10.

2

How does CVE-2021-23889 affect McAfee ePolicy Orchestrator?

CVE-2021-23889 allows ePO administrators to inject arbitrary web script or HTML via multiple parameters where the administrator's entries were not correctly sanitized.

3

What is the severity of CVE-2021-23889?

The severity of CVE-2021-23889 is medium with a CVSS score of 4.8.

4

How can I fix CVE-2021-23889?

To fix CVE-2021-23889, you should update McAfee ePolicy Orchestrator to version 5.10 Update 10 or later.

5

Where can I find more information about CVE-2021-23889?

You can find more information about CVE-2021-23889 on the McAfee website at https://kc.mcafee.com/corporate/index?page=content&id=SB10352.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203