How severe is CVE-2020-9531?

CVE-2020-9531 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2020-9531 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-2020-9531?

CVE-2020-9531 affects Mi Miui Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-9531?

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-2020-9531 published?

CVE-2020-9531 was published on 2020-03-06 and last updated on 2026-06-17.

CVE-2020-9531

CVE-2020-9531 is a high-severity vulnerability in Mi Miui Firmware with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 4.3
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mi Miui Firmware
Published: 2020-03-06
Last modified: 2026-06-17

Description

An issue was discovered on Xiaomi MIUI V11.0.5.0.QFAEUXM devices. In the Web resources of GetApps(com.xiaomi.mipicks), the parameters passed in are read and executed. After reading the resource files, relevant components open the link of the incoming URL. Although the URL is safe and can pass security detection, the data carried in the parameters are loaded and executed. An attacker can use NFC tools to get close enough to a user's unlocked phone to cause apps to be installed and information to be leaked. This is fixed on version: 2001122.

Frequently asked questions

What is CVE-2020-9531?: An issue was discovered on Xiaomi MIUI V11.0.5.0.QFAEUXM devices. In the Web resources of GetApps(com.xiaomi.mipicks), the parameters passed in are read and executed. After reading the resource files, relevant components open the link of the incoming URL. Although the URL is safe and can pass security detection, the data carried in the parameters are loaded and executed. An attacker can use NFC tools to get close enough to a user's unlocked phone to cause apps to be installed and information to be leaked. This is fixed on version: 2001122.
How severe is CVE-2020-9531?: CVE-2020-9531 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2020-9531 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-2020-9531?: CVE-2020-9531 affects Mi Miui Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-9531?: 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-2020-9531 published?: CVE-2020-9531 was published on 2020-03-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:mi:miui_firmware:11.0.5.0.qfaeuxm:*:*:*:*:*:*:*

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CVE-2020-9530 — Medium (CVSS 6.5): An issue was discovered on Xiaomi MIUI V11.0.5.0.QFAEUXM devices. The export component of GetApps(com.xiaomi.mipicks)…

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