What is CVE-2023-31226?

CVE-2023-31226 is a high-severity vulnerability in Huawei Emui, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2023-05-26.

How severe is CVE-2023-31226?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Huawei Emui

CVE-2023-31226

The SDK for the MediaPlaybackController module has improper permission verification. Successful exploitation of this vulnerability may affect confidentiality.

Vulnerability class: Broken Access Control

Published 2023-05-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (28.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Huawei Emui — versions 13.0.0
Huawei Harmonyos — versions 3.1.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

consumer.huawei.com/en/support/bulletin/2023/5/ (Vendor Advisory)

Frequently asked questions

What is CVE-2023-31226?: CVE-2023-31226 is a high-severity vulnerability in Huawei Emui, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2023-05-26.
How severe is CVE-2023-31226?: High severity. CVSS v3 base score is 7.5 out of 10.