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

Quick assessment

Affected
SAP_SE SAP NetWeaver and ABAP Platform
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SAP NetWeaver Application Server ABAP是德国SAP公司的一款企业级应用服务器平台。 SAP NetWeaver Application Server ABAP存在缓冲区错误漏洞，该漏洞源于DIAG协议解析存在逻辑错误，可能导致内存损坏，进而泄露敏感系统信息或导致系统崩溃。

CVSS 9.8 · Critical EPSS 0.64% · P49

Affected Version Matrix 16

VendorProduct Version RangeStatus
SAP_SE SAP NetWeaver and ABAP Platform KRNL64NUC 7.22 affected
7.22EXT affected
KRNL64UC 7.22 affected
7.22EXT2 affected
7.22EXT3 affected
7.53 affected
7.54 affected
7.77 affected
… +8 more rows
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I. Basic Information for CVE-2026-34265

Vulnerability Information
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Vulnerability Title
Memory Corruption vulnerability in Application Server ABAP for SAP NetWeaver and ABAP Platform
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
SAP NetWeaver Application Server ABAP 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Application Server ABAP是德国SAP公司的一款企业级应用服务器平台。 SAP NetWeaver Application Server ABAP存在缓冲区错误漏洞，该漏洞源于DIAG协议解析存在逻辑错误，可能导致内存损坏，进而泄露敏感系统信息或导致系统崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SAP_SE SAP NetWeaver and ABAP Platform KRNL64NUC 7.22 -

II. Public POCs for CVE-2026-34265

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III. Intelligence Information for CVE-2026-34265

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Vendor Pages for CVE-2026-34265 (1)

Same Patch Batch · SAP_SE · 2026-08-11 · 34 CVEs total

CVE-2026-58231 10.0 CRITICAL Improper Authorization in SAP Commerce Cloud (Data Hub Adapter)
CVE-2026-44758 9.1 CRITICAL Code Injection vulnerability in Manufacturing Integration and Intelligence
CVE-2026-58243 8.8 HIGH Privilege Escalation vulnerability in SAP ABAP Developer Tools
CVE-2026-66763 7.9 HIGH Credentials disclosure in SAP BusinessObjects Business Intelligence Platform (Central Mana
CVE-2026-44763 7.6 HIGH Directory Traversal vulnerability in SAP Manufacturing Integration and Intelligence
CVE-2026-44764 7.3 HIGH Missing Authorization Check in SAP Manufacturing Integration and Intelligence
CVE-2026-44765 7.3 HIGH Missing Authorization Check in SAP Manufacturing Integration and Intelligence
CVE-2026-58230 7.0 HIGH Multiple vulnerabilities in SAP Business AI Platform (Approuter)
CVE-2026-58248 6.5 MEDIUM XML External Entity Injection in SAP BusinessObjects Business Intelligence
CVE-2026-66760 6.4 MEDIUM Multiple vulnerabilities in SAP Business AI Platform (Approuter)
CVE-2026-66779 6.3 MEDIUM Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP
CVE-2026-66770 6.3 MEDIUM SQL Injection vulnerability in SAP Social Intelligence
CVE-2026-58235 6.3 MEDIUM Use of Vulnerable Third-Party Component in SAP NetWeaver AS Java (Adobe Document Services)
CVE-2026-66771 6.1 MEDIUM Cross Site Scripting (XSS) vulnerability in SAPUI5
CVE-2026-58238 5.9 MEDIUM Multiple vulnerabilities in SAP Business AI Platform (Approuter)
CVE-2026-66773 5.9 MEDIUM Server-controlled `__next` URL is not checking cross-origin
CVE-2026-58237 5.9 MEDIUM Multiple vulnerabilities in SAP Business AI Platform (Approuter)
CVE-2026-66777 5.9 MEDIUM Multiple vulnerabilities in SAP Business AI Platform (Approuter)
CVE-2026-66776 5.9 MEDIUM Multiple vulnerabilities in SAP Business AI Platform (Approuter)
CVE-2026-58236 5.5 MEDIUM OS Command Injection vulnerability in Application Server ABAP of SAP NetWeaver and ABAP Pl

Showing top 20 of 34 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: SAP NetWeaver and ABAP Platform
Same vendor: SAP_SE
Same weakness: CWE-787

V. Comments for CVE-2026-34265

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