๐Ÿ” CVE Alert

CVE-2026-89107

CRITICAL 9.9

Code Injection vulnerability in SAP S/4HANA (Manage Substitution/Validation Rules)

CVSS Score
9.9
EPSS Score
0.0%
EPSS Percentile
0th

SAP S/4HANA (Manage Substitution/Validation Rules) does not sufficiently validate input processed by rule definition functionality that utilizes a domain-specific scripting language. An authenticated attacker with specific business privileges could submit specially crafted input, which is interpreted as executable ABAP code by the rule processing logic. Successful exploitation could allow the attacker to execute ABAP arbitrary code into the system, resulting in full compromise of the affected system and high impact on confidentiality, integrity, and availability of the system.

Vendor sap_se
Product sap s/4hana (manage substitution/validation rules)
Published Oct 13, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

SAP_SE / SAP S/4HANA (Manage Substitution/Validation Rules)
S4CORE 105 106 107 108 109

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
me.sap.com: https://me.sap.com/notes/3805589 url.sap: https://url.sap/sapsecuritypatchday