What is the CVSS score of CVE-2025-3910?

CVE-2025-3910 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of Build Of Keycloak are affected by CVE-2025-3910?

Organizations using A flaw should be aware of moderate risk from CVE-2025-3910, a improper authentication vulnerability rated CVSS 5.4. This could allow unauthorized access to protected resources.. A patch is available.

How to fix or mitigate CVE-2025-3910?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Audit authentication configurations.

Build Of Keycloak CVE-2025-3910

MEDIUM

Improper Authentication (CWE-287)

2025-04-29 secalert@redhat.com

Authentication Bypass Build Of Keycloak Red Hat

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Red Hat

5.4 MEDIUM

qualitative

Primary rating from NVD.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:39 vuln.today

CVE Published

Apr 29, 2025 - 21:15 nvd

MEDIUM 5.4

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

29 maven packages depend on org.keycloak:keycloak-services (9 direct, 20 indirect)

Ecosystem-wide dependent count for version 26.2.2.

DescriptionCVE.org

A flaw was found in Keycloak. The org.keycloak.authorization package may be vulnerable to circumventing required actions, allowing users to circumvent requirements such as setting up two-factor authentication.

AnalysisAI

A flaw was found in Keycloak. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. A flaw was found in Keycloak. The org.keycloak.authorization package may be vulnerable to circumventing required actions, allowing users to circumvent requirements such as setting up two-factor authentication. Affected products include: Redhat Build Of Keycloak.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.