How severe is CVE-2021-31832?

CVE-2021-31832 has a CVSS 3.x base score of 5.2, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2021-31832 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-31832?

CVE-2021-31832 affects Mcafee Data Loss Prevention. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-31832?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-31832 published?

CVE-2021-31832 was published on 2021-06-09 and last updated on 2026-06-17.

CVE-2021-31832

CVE-2021-31832 is a medium-severity vulnerability in Mcafee Data Loss Prevention with a CVSS 3.x base score of 5.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.2)
CVSS v2: 3.5
EPSS exploit prediction: 1% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Mcafee Data Loss Prevention
Published: 2021-06-09
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2021-31832?: 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 be executed when an end user triggers a DLP policy on their machine.
How severe is CVE-2021-31832?: CVE-2021-31832 has a CVSS 3.x base score of 5.2, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2021-31832 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-31832?: CVE-2021-31832 affects Mcafee Data Loss Prevention. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-31832?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-31832 published?: CVE-2021-31832 was published on 2021-06-09 and last updated on 2026-06-17.

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10360

Affected products (1)

cpe:2.3:a:mcafee:data_loss_prevention:*:*:*:*:*:windows:*:*

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