How severe is CVE-2020-7303?

CVE-2020-7303 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-7303 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7303?

CVE-2020-7303 affects Mcafee Data Loss Prevention. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7303?

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

When was CVE-2020-7303 published?

CVE-2020-7303 was published on 2020-08-13 and last updated on 2026-06-17.

CVE-2020-7303

CVE-2020-7303 is a medium-severity vulnerability in Mcafee Data Loss Prevention with a CVSS 3.x base score of 4.1. 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 4.1)
CVSS v2: 2.3
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Mcafee Data Loss Prevention
Published: 2020-08-13
Last modified: 2026-06-17

Description

Cross Site scripting vulnerability in McAfee Data Loss Prevention (DLP) ePO extension prior to 11.5.3 allows authenticated remote user to trigger scripts to run in a user's browser via adding a new label.

Frequently asked questions

What is CVE-2020-7303?: Cross Site scripting vulnerability in McAfee Data Loss Prevention (DLP) ePO extension prior to 11.5.3 allows authenticated remote user to trigger scripts to run in a user's browser via adding a new label.
How severe is CVE-2020-7303?: CVE-2020-7303 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-7303 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7303?: CVE-2020-7303 affects Mcafee Data Loss Prevention. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7303?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-7303 published?: CVE-2020-7303 was published on 2020-08-13 and last updated on 2026-06-17.

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10326

Affected products (1)

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

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