CVE-2026-27648

Severity CVSS v4.0:

Pending analysis

Type:

CWE-787 Out-of-bounds Write

Publication date:

19/05/2026

Last modified:

19/05/2026

Description

in OpenHarmony v6.0 and prior versions allow a remote attacker arbitrary code execution in pre-installed apps.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.80

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://gitcode.com/openharmony/security/tree/master/zh/security-disclosure/2026/2026-04.md