CVE-2021-31835

Name: CVE-2021-31835
Creator: NVD / NIST
Published: 2021-10-22T11:15:07.9+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.54%

Last modified Jun 17, 2026

CVE-2021-31835 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 11 allows ePO administrators to inject arbitrary web script or HTML via a specific parameter where the administrator's entries were not correctly sanitized.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

Description

Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 11 allows ePO administrators to inject arbitrary web script or HTML via a specific parameter where the administrator's entries were not correctly sanitized.

Metrics

CVSS 3.1

4.8/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.54%

41.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mcafee	Epolicy Orchestrator	< 5.10.0
Mcafee	Epolicy Orchestrator	5.10.0

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10366Broken Link
https://kc.mcafee.com/corporate/index?page=content&id=SB10366Broken Link

Timeline

Published: Oct 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-31835?

How severe is CVE-2021-31835?

CVE-2021-31835 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.

How do I fix CVE-2021-31835?

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-2021-31835?

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

Scan your code now

Source: NVD / NIST