CVE-2026-28536

What it is

Authentication bypass vulnerability in the device authentication module. Impact: Successful exploitation of this vulnerability will affect integrity and confidentiality.

At a glance

Exploitability

Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-03-05 07:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 10:28 UTC Last updatedMost recent change to the record

Details

Published

2026-03-05 07:16 UTC

Last modified

2026-06-17 10:28 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-305

Record status

Analyzed

Affected

• Huawei Harmonyos 5.1.0
• Huawei Harmonyos 6.0.0

Attack profile CVSS 3.1 · 9.6

Attack vector

Adjacent network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High