Vulnerability · Published Aug 11, 2026 · Assigned by sap

CVE-2026-34265Memory Corruption vulnerability in Application Server ABAP for SAP NetWeaver and ABAP Platform

Critical 9.8

In plain English

A critical-severity out-of-bounds write in SAP NetWeaver and ABAP Platform from SAP_SE. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)0.6%top 49.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

SAP NetWeaver Application Server ABAP allows an unauthenticated attacker to exploit logical errors in DIAG protocol parsing, resulting in memory corruption. This vulnerability could potentially disclose sensitive system information or crash the system, leading to a high impact on the confidentiality, integrity, and availability of the application.

Affected products (as reported)

Vendor	Product	Versions
SAP_SE	SAP NetWeaver and ABAP Platform	KRNL64NUC 7.227.22EXTKRNL64UC 7.227.22EXT27.22EXT37.537.547.77

Weakness: CWE-787 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

In plain English

Official description

Affected products (as reported)

References