Missing Access Control in SAP S/4HANA HCM Enables Privileged Data Access
CVE-2026-27687 Published on March 10, 2026

Missing Authorization check in SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal
Due to missing authorization check in SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal, a user with high privileges could access sensitive data belonging to another company. This vulnerability has a high impact on confidentiality and does not affect integrity and availability.

NVD

Vulnerability Analysis

CVE-2026-27687 can be exploited with network access, and requires user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

What is an AuthZ Vulnerability?

The software does not perform an authorization check when an actor attempts to access a resource or perform an action.

CVE-2026-27687 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2026-27687

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Affected Versions

SAP_SE SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal:

Exploit Probability

EPSS
0.03%
Percentile
9.88%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.