---
id: CVE-2025-66323
title: Vulnerability of improper criterion security check in the card module
summary: >-
  Vulnerability of improper criterion security check in the card module. Impact:
  Successful exploitation of this vulnerability may affect availability.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L'
cwe:
  - CWE-358
vendor: huawei
product: harmonyos
affected:
  - harmonyos = 5.0.1
  - harmonyos = 5.1.0
  - harmonyos = 6.0.0
published: '2025-12-08'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T20:10:01.970'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-66323'
references:
  - url: 'https://consumer.huawei.com/en/support/bulletin/2025/12/'
    label: psirt@huawei.com
tags:
  - nvd
epss: 0.00081
epssPercentile: 0.00164
ingestedAt: '2026-10-07T20:46:46.753Z'
---

## Overview

Vulnerability of improper criterion security check in the card module. Impact: Successful exploitation of this vulnerability may affect availability.

## Affected

- `harmonyos = 5.0.1`
- `harmonyos = 5.1.0`
- `harmonyos = 6.0.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.