What is the CVSS score of CVE-2026-28548?

CVE-2026-28548 has a CVSS 3.1 base score of 7.1 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.0%.

Which versions of Emui are affected by CVE-2026-28548?

CVE-2026-28548 is a HIGH severity vulnerability affecting email applications through improper verification, potentially compromising the confidentiality of email communications and sensitive data.

Emui CVE-2026-28548

HIGH

Improper Privilege Management (CWE-269)

2026-03-05 psirt@huawei.com

Privilege Escalation Emui Harmonyos

7.1

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

CVE Published

Mar 05, 2026 - 09:16 nvd

HIGH 7.1

DescriptionNVD

Vulnerability of improper verification in the email application. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

AnalysisAI

Vulnerability of improper verification in the email application. Impact: Successful exploitation of this vulnerability may affect service confidentiality. …

RemediationAI

Within 24 hours: Inventory all affected email systems and disable non-critical email features leveraging the vulnerable verification mechanism; notify all users of the vulnerability and interim restrictions. Within 7 days: Implement network segmentation to restrict email service access to authorized networks only and deploy enhanced logging/monitoring on email systems. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-28548 vulnerability details – vuln.today

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