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9.9
CRITICAL CVSS 3.1
CVE-2026-44747
Memory Corruption vulnerability in SAP NetWeaver Application Server ABAP
Overview
Description

SAP NetWeaver Application Server ABAP allows an authenticated attacker to leverage logical errors in memory management to cause a memory corruption that could lead to unauthorized data access, modification, or system unavailability. This has high impact on confidentiality, integrity, and availability of the application.

Details
INFO

Published Date :

July 14, 2026, 1:16 a.m.

Last Modified :

July 29, 2026, 6:16 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Impact
Affected Products

The following products are affected by CVE-2026-44747 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Sap netweaver_application_server_abap
: Total Affected Vendor : 1 | Products : 1
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 CRITICAL e4686d1a-f260-4930-ac4c-2f5c992778dd
CVSS 3.1 CRITICAL [email protected]
Solution
Address memory corruption flaws to prevent data access, modification, or system unavailability.
  • Consult SAP security notes for patches and updates.
  • Implement recommended SAP security configurations.
  • Apply vendor-supplied patches promptly.
  • Monitor system for unusual activity.
References
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-44747.

URL Resource
https://me.sap.com/notes/3747367
https://url.sap/sapsecuritypatchday
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-44747 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-44747 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-44747 vulnerability anywhere in the article.

  • The Hacker News
SAP Patches CVSS 9.9 NetWeaver ABAP Flaw That Could Expose or Modify Data

SAP has rolled out updates to address multiple vulnerabilities as part of its July 2026 security updates, including a critical flaw in SAP NetWeaver Application Server ABAP. The vulnerability in quest ... Read more

Published Date: Jul 14, 2026 (2 weeks, 5 days ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-44747 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    Jul. 29, 2026

    Action Type Old Value New Value
    Changed Affected [{'vendor': 'SAP_SE', 'product': 'SAP NetWeaver Application Server ABAP', 'versions': [{'status': 'affected', 'version': 'KRNL64NUC 7.22'}, {'status': 'affected', 'version': '7.22EXT'}, {'status': 'affected', 'version': 'KRNL64UC 7.22'}, {'status': 'affected', 'version': '7.53'}, {'status': 'affected', 'version': 'KERNEL 7.22'}, {'status': 'affected', 'version': '7.53. 7.54'}, {'status': 'affected', 'version': '7.77'}, {'status': 'affected', 'version': '7.89'}, {'status': 'affected', 'version': '7.93'}, {'status': 'affected', 'version': '9.16'}, {'status': 'affected', 'version': '9.18'}, {'status': 'affected', 'version': '9.19'}, {'status': 'affected', 'version': '9.20'}], 'defaultStatus': 'unaffected'}] [{'vendor': 'SAP_SE', 'product': 'SAP NetWeaver Application Server ABAP', 'versions': [{'status': 'affected', 'version': 'KRNL64NUC 7.22'}, {'status': 'affected', 'version': '7.22EXT'}, {'status': 'affected', 'version': 'KRNL64UC 7.22'}, {'status': 'affected', 'version': '7.53'}, {'status': 'affected', 'version': 'KERNEL 7.22'}, {'status': 'affected', 'version': '7.53. 7.54'}, {'status': 'affected', 'version': '7.77'}, {'status': 'affected', 'version': '7.93'}, {'status': 'affected', 'version': '9.16'}, {'status': 'affected', 'version': '9.18'}, {'status': 'affected', 'version': '9.19'}, {'status': 'affected', 'version': '9.20'}], 'defaultStatus': 'unaffected'}]
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 15, 2026

    Action Type Old Value New Value
    Changed SSVC {'id': 'CVE-2026-44747', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-07-14T12:39:10.940816Z'} {'id': 'CVE-2026-44747', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-07-14T00:00:00+00:00'}
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 14, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-44747', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-07-14T12:39:10.940816Z'}
  • New CVE Received by [email protected]

    Jul. 14, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'SAP_SE', 'product': 'SAP NetWeaver Application Server ABAP', 'versions': [{'status': 'affected', 'version': 'KRNL64NUC 7.22'}, {'status': 'affected', 'version': '7.22EXT'}, {'status': 'affected', 'version': 'KRNL64UC 7.22'}, {'status': 'affected', 'version': '7.53'}, {'status': 'affected', 'version': 'KERNEL 7.22'}, {'status': 'affected', 'version': '7.53. 7.54'}, {'status': 'affected', 'version': '7.77'}, {'status': 'affected', 'version': '7.89'}, {'status': 'affected', 'version': '7.93'}, {'status': 'affected', 'version': '9.16'}, {'status': 'affected', 'version': '9.18'}, {'status': 'affected', 'version': '9.19'}, {'status': 'affected', 'version': '9.20'}], 'defaultStatus': 'unaffected'}]
    Added Description SAP NetWeaver Application Server ABAP allows an authenticated attacker to leverage logical errors in memory management to cause a memory corruption that could lead to unauthorized data access, modification, or system unavailability. This has high impact on confidentiality, integrity, and availability of the application.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
    Added CWE CWE-787
    Added Reference https://me.sap.com/notes/3747367
    Added Reference https://url.sap/sapsecuritypatchday
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
Base CVSS Score: 9.9
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact