What is the CVSS score of CVE-2025-26657?

CVE-2025-26657 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. EPSS exploitation probability: 0.2%.

Which versions of SAP are affected by CVE-2025-26657?

Organizations using SAP KMC WPC should be aware of moderate risk from CVE-2025-26657, a missing authorization vulnerability rated CVSS 5.3. Attackers could gain access beyond their authorized level.

How to fix or mitigate CVE-2025-26657?

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

SAP CVE-2025-26657

MEDIUM

Missing Authorization (CWE-862)

2025-04-08 cna@sap.com

SAP Authentication Bypass

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:35 vuln.today

CVE Published

Apr 08, 2025 - 08:15 nvd

MEDIUM 5.3

DescriptionCVE.org

SAP KMC WPC allows an unauthenticated attacker to remotely retrieve usernames by a simple parameter query which could expose sensitive information causing low impact on confidentiality of the application. This has no effect on integrity and availability.

AnalysisAI

SAP KMC WPC allows an unauthenticated attacker to remotely retrieve usernames by a simple parameter query which could expose sensitive information causing low impact on confidentiality of the. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. SAP KMC WPC allows an unauthenticated attacker to remotely retrieve usernames by a simple parameter query which could expose sensitive information causing low impact on confidentiality of the application. This has no effect on integrity and availability.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.