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.
https://threatspike.com
https://github.com/VNG-Zalo
https://www.threatspike.com/blog/cve-2020-16087.html
Source: Mitre, NVD
Published: 2020-08-13
Updated: 2026-06-17
Base Score: 9.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 8.6
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS: 0.00168