What is the CVSS score of CVE-2025-66315?

CVE-2025-66315 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L. EPSS exploitation probability: 0.0%.

Which versions of Mf258k Pro Firmware are affected by CVE-2025-66315?

Organizations using the should be aware of moderate risk from CVE-2025-66315, a improper privilege management vulnerability rated CVSS 4.3. Attackers could gain access beyond their authorized level.

How to fix or mitigate CVE-2025-66315?

Within 30 days: Identify affected systems running the and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Mf258k Pro Firmware CVE-2025-66315

MEDIUM

Improper Privilege Management (CWE-269)

2026-01-09 psirt@zte.com.cn

Privilege Escalation Mf258k Pro Firmware

4.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 09, 2026 - 03:15 nvd

MEDIUM 4.3

DescriptionCVE.org

There is a configuration defect vulnerability in the version server of ZTE MF258K Pro products. Due to improper directory permission settings, an attacker can execute write permissions in a specific directory.

AnalysisAI

Mf258K Pro Firmware versions up to zte_mf258kpro_play_v1.0.0b03 is affected by improper privilege management (CVSS 4.3).

Technical ContextAI

This vulnerability (CWE-269: Improper Privilege Management) affects Mf258K Pro Firmware. There is a configuration defect vulnerability in the version server of ZTE MF258K Pro products. Due to improper directory permission settings, an attacker can execute write permissions in a specific directory.