How severe is CVE-2020-28641?

CVE-2020-28641 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2020-28641 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28641?

CVE-2020-28641 primarily affects Malwarebytes Endpoint Protection. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-28641?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-28641 published?

CVE-2020-28641 was published on 2020-12-22 and last updated on 2026-06-17.

CVE-2020-28641

CVE-2020-28641 is a high-severity vulnerability in Malwarebytes Endpoint Protection with a CVSS 3.x base score of 7.1. 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-59.

Key facts

Severity: High (CVSS 3.x base score 7.1)
CVSS v2: 6.6
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Malwarebytes Endpoint Protection
Published: 2020-12-22
Last modified: 2026-06-17

Description

In Malwarebytes Free 4.1.0.56, a symbolic link may be used delete an arbitrary file on the system by exploiting the local quarantine system.

Frequently asked questions

What is CVE-2020-28641?: In Malwarebytes Free 4.1.0.56, a symbolic link may be used delete an arbitrary file on the system by exploiting the local quarantine system.
How severe is CVE-2020-28641?: CVE-2020-28641 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2020-28641 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28641?: CVE-2020-28641 primarily affects Malwarebytes Endpoint Protection. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-28641?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-28641 published?: CVE-2020-28641 was published on 2020-12-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:malwarebytes:endpoint_protection:*:*:*:*:*:*:*:*
cpe:2.3:a:malwarebytes:malwarebytes:4.1.0.56:*:*:*:free:windows:*:*

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