What’s Vulnerable › Vulnerabilities

CVE-2021-46856

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-12-20 · updated 2026-06-17
• Weakness: CWE-22

Description

The multi-screen collaboration module has a path traversal vulnerability. Successful exploitation of this vulnerability may affect data confidentiality.

Affected products

• Huawei EMUI: 12.0.0, 12.0.1
• Huawei HarmonyOS: 2.0, 3.0.0

References

• https://consumer.huawei.com/en/support/bulletin/2023/1/
• https://device.harmonyos.com/en/docs/security/update/security-bulletins-202212-0000001462975397
• https://device.harmonyos.com/en/docs/security/update/security-bulletins-202301-0000001435541166
• https://consumer.huawei.com/en/support/bulletin/2023/1/
• https://device.harmonyos.com/en/docs/security/update/security-bulletins-202212-0000001462975397
• https://device.harmonyos.com/en/docs/security/update/security-bulletins-202301-0000001435541166

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