This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Xiaomi Browser Prior to 10.4.0.

published 2020-02-10 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4827

cvss: 7.5; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 2.6%; EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits: 0; none known

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Xiaomi Browser Prior to 10.4.0. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the miui.share application. The issue results from the lack of proper validation of user-supplied data, which can result in an arbitrary application download. An attacker can leverage this vulnerability to execute code in the context of the user. Was ZDI-CAN-7483.

Patch / fix

fixed in 1

mi mi_browser 10.4.0

Exploit prediction

2.55% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.0	7.5	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

Xiaomi Browser

Classification

Weakness

CWE-356 Missing User Interaction for Potentially Unsafe Action
CWE-20 Improper Input Validation

References

zerodayinitiative.com /advisories/ZDI-19-660/
third-party-advisory, vdb-entry

Sources

CVE List CVE-2019-13322
NVD CVE-2019-13322

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary