What is the CVSS score of EUVD-2025-201354?

EUVD-2025-201354 has a CVSS 4.0 base score of 5.1 (Medium). CVSS vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N. EPSS exploitation probability: 0.0%.

Which versions of ColorOS. Under are affected by EUVD-2025-201354?

CVE-2025-27389 presents moderate security risk rated CVSS 5.1. Exploitation could compromise the security of affected deployments.

How to fix or mitigate EUVD-2025-201354?

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

ColorOS. Under EUVD-2025-201354

| CVE-2025-27389 MEDIUM

Authentication Bypass by Spoofing (CWE-290)

2025-12-05 security@oppo.com

Authentication Bypass

5.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.1 MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Lifecycle Timeline

EUVD ID Assigned

Mar 15, 2026 - 17:08 euvd

EUVD-2025-201354

Analysis Generated

Mar 15, 2026 - 17:08 vuln.today

CVE Published

Dec 05, 2025 - 04:16 nvd

MEDIUM 5.1

DescriptionCVE.org

A flaw exists in the verification of application installation sources within ColorOS. Under specific conditions, this issue may cause the risk detection mechanism to fail, which could allow malicious applications to be installed without proper warning.

Analysis

Technical ContextAI

An authentication bypass vulnerability allows attackers to circumvent login mechanisms and gain unauthorized access without valid credentials. This vulnerability is classified as Authentication Bypass by Spoofing (CWE-290).

RemediationAI

Implement robust authentication mechanisms. Use multi-factor authentication. Review authentication logic for bypass conditions. Remove default credentials.