Cyber Resilience

CVE-2021-31832

Medium

Published: 09 June 2021

Published
09 June 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.2 CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
EPSS Score 0.0040 61.3th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-31832 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Mcafee Data Loss Prevention. Its CVSS base score is 5.2 (Medium).

Operationally, ranked in the top 38.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper Neutralization of Input in the ePO administrator extension for McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.200 allows a remote ePO DLP administrator to inject JavaScript code into the alert configuration text field. This JavaScript will…

more

be executed when an end user triggers a DLP policy on their machine.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mcafee
data loss prevention
≤ 11.6.200

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References