CVE-2026-27677: CWE-862: Missing Authorization in SAP_SE SAP S/4HANA OData Service (Manage Reference Equipment)
CVE-2026-27677 is a vulnerability in the SAP S/4HANA OData Service (Manage Reference Equipment) caused by missing authorization checks. This flaw allows an attacker with limited privileges to update and delete child entities via the OData service without proper authorization. The vulnerability impacts data integrity but does not affect confidentiality or availability. It has a CVSS 3. 1 base score of 6. 5, indicating a medium severity level. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild. The affected version is S4CORE 109.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-27677) in SAP S/4HANA OData Service (Manage Reference Equipment) arises from missing authorization checks, enabling an attacker with some privileges to modify or delete child entities through OData services improperly. The issue specifically impacts the integrity of data managed by this service. Confidentiality and availability remain unaffected. The CVSS score of 6.5 reflects a medium severity with network attack vector, low attack complexity, and no user interaction required. No patch or official remediation level has been disclosed by SAP as of the publication date.
Potential Impact
An attacker with limited privileges can exploit this vulnerability to update or delete child entities in the affected SAP S/4HANA OData service, compromising data integrity. There is no impact on confidentiality or availability. This could lead to unauthorized data modifications within the Manage Reference Equipment functionality, potentially disrupting business processes relying on accurate equipment reference data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the affected OData service to trusted users only and monitor for unauthorized changes. Follow SAP's official communications for updates on patches or recommended mitigations.
CVE-2026-27677: CWE-862: Missing Authorization in SAP_SE SAP S/4HANA OData Service (Manage Reference Equipment)
Description
CVE-2026-27677 is a vulnerability in the SAP S/4HANA OData Service (Manage Reference Equipment) caused by missing authorization checks. This flaw allows an attacker with limited privileges to update and delete child entities via the OData service without proper authorization. The vulnerability impacts data integrity but does not affect confidentiality or availability. It has a CVSS 3. 1 base score of 6. 5, indicating a medium severity level. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild. The affected version is S4CORE 109.
CVSS v3.1
Score 6.5medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-27677) in SAP S/4HANA OData Service (Manage Reference Equipment) arises from missing authorization checks, enabling an attacker with some privileges to modify or delete child entities through OData services improperly. The issue specifically impacts the integrity of data managed by this service. Confidentiality and availability remain unaffected. The CVSS score of 6.5 reflects a medium severity with network attack vector, low attack complexity, and no user interaction required. No patch or official remediation level has been disclosed by SAP as of the publication date.
Potential Impact
An attacker with limited privileges can exploit this vulnerability to update or delete child entities in the affected SAP S/4HANA OData service, compromising data integrity. There is no impact on confidentiality or availability. This could lead to unauthorized data modifications within the Manage Reference Equipment functionality, potentially disrupting business processes relying on accurate equipment reference data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the affected OData service to trusted users only and monitor for unauthorized changes. Follow SAP's official communications for updates on patches or recommended mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- sap
- Date Reserved
- 2026-02-23T17:50:10.513Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69dd877482d89c981f91f534
Added to database: 4/14/2026, 12:16:52 AM
Last enriched: 4/21/2026, 6:25:11 AM
Last updated: 5/28/2026, 6:56:59 PM
Views: 46
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.