CVE-2026-66767
Memory Corruption vulnerability in SAP NetWeaver Application Server for ABAP and ABAP Platform
CVSS Score
7.7
EPSS Score
0.0%
EPSS Percentile
0th
SAP NetWeaver Application Server for ABAP and ABAP Platform allows an unauthenticated user to send a specially crafted packet that triggers reprocessing of a previously buffered user request, potentially hijacking another user's session under narrow timing conditions. Successful exploitation could result in high impact on confidentiality and integrity, with low impact on availability of the application.
| Vendor | sap_se |
| Product | sap netweaver application server for abap and abap platform |
| Published | Sep 8, 2026 |
| Last Updated | Sep 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low
Affected Versions
SAP_SE / SAP NetWeaver Application Server for ABAP and ABAP Platform
KRNL64NUC 7.22 7.22EXT KRNL64UC 7.22 7.53 8.04 KERNEL 7.22 7.54 7.77 7.93 9.16 9.18 9.19 9.20