How severe is CVE-2020-16087?

CVE-2020-16087 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-16087 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-16087?

CVE-2020-16087 affects Vng Zalo Desktop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-16087?

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-2020-16087 published?

CVE-2020-16087 was published on 2020-08-13 and last updated on 2026-06-17.

CVE-2020-16087

CVE-2020-16087 is a high-severity vulnerability in Vng Zalo Desktop with a CVSS 3.x base score of 8.6. 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-74.

Key facts

Severity: High (CVSS 3.x base score 8.6)
CVSS v2: 9.3
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Vng Zalo Desktop
Published: 2020-08-13
Last modified: 2026-06-17

Description

An issue was discovered in Zalo.exe in VNG Zalo Desktop 19.8.1.0. An attacker can run arbitrary commands on a remote Windows machine running the Zalo client by sending the user of the device a crafted file.

Frequently asked questions

What is CVE-2020-16087?: An issue was discovered in Zalo.exe in VNG Zalo Desktop 19.8.1.0. An attacker can run arbitrary commands on a remote Windows machine running the Zalo client by sending the user of the device a crafted file.
How severe is CVE-2020-16087?: CVE-2020-16087 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-16087 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-16087?: CVE-2020-16087 affects Vng Zalo Desktop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-16087?: 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-2020-16087 published?: CVE-2020-16087 was published on 2020-08-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:vng:zalo_desktop:19.8.1.0:*:*:*:*:*:*:*

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