What’s Vulnerable › Vulnerabilities

CVE-2026-34256: Missing Authorization check in SAP ERP and SAP S/4 HANA (Private Cloud and On-Premise)

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-14 · updated 2026-10-26
• Weakness: CWE-862

Description

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 products

• SAP_SE SAP ERP and SAP S/4 HANA (Private Cloud and On-Premise): SAP_FIN 618, 720, 730, EA-FIN 617, 700, SAPSCORE 135 (+14)

References

• https://me.sap.com/notes/3731908
• https://url.sap/sapsecuritypatchday

Get alerted when CVE-2026-34256 or the next vulnerability affects your stack