CVE-2021-23881

Stored Cross Site Scripting in ENS

MEDIUM
4.8
CVSS Score
Published: February 10, 2021 at 10:30 AM UTC
Updated: June 17, 2026 at 03:38 AM UTC
1 product affected across 1 vendorEndpoint Security

Using Endpoint Security (ENS) for Windows by McAfee LLC?

Get instant alerts when new vulnerabilities affect Endpoint Security (ENS) for Windows - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.8
Exploit prediction
EPSS 0.6%

Description

A stored cross site scripting vulnerability in ePO extension of McAfee Endpoint Security (ENS) prior to 10.7.0 February 2021 Update allows an ENS ePO administrator to add a script to a policy event which will trigger the script to be run through a browser block page when a local non-administrator user triggers the policy.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 10.7.010.7.x ≤ v < 10.7.0 February 202110.7.x
Affected range stops below 10.7.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.7.0 February 2021, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

x_refsource_CONFIRMBroken LinkVendor Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10345

CVSS

4.8MEDIUMtrellix
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card