CVE-2026-34256: Missing Authorization check in SAP ERP and SAP S/4 HANA (Private Cloud and On-Premise)
Due to a missing authorization check in SAP ERP and SAP S/4HANA (Private Cloud and On-Premise), an authenticated attacker could execute a particular ABAP report to overwrite any existing eight?character executable ABAP report without authorization. If the overwritten report is subsequently executed, the intended functionality could become unavailable. Successful exploitation impacts availability, with a limited impact on integrity confined to the affected report, while confidentiality remains unaffected.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-34256?
CVE-2026-34256 is rated as a high severity vulnerability due to its potential for unauthorized access and system compromise in SAP ERP and SAP S/4 HANA.
How do I fix CVE-2026-34256?
To fix CVE-2026-34256, ensure that you apply the latest security patch provided by SAP for your ERP or S/4HANA system.
What systems are affected by CVE-2026-34256?
CVE-2026-34256 affects both SAP ERP and SAP S/4 HANA (Private Cloud and On-Premise) implementations.
Who can exploit CVE-2026-34256?
An authenticated attacker with appropriate permissions can exploit CVE-2026-34256 to execute ABAP reports without appropriate authorization checks.
What consequences can CVE-2026-34256 lead to?
CVE-2026-34256 could allow attackers to overwrite existing executable files, potentially compromising the integrity and availability of the affected systems.