{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/sap-netweaver-application-server-abap-7.89/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":9.9,"id":"CVE-2026-44747"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["SAP NetWeaver Application Server ABAP (KRNL64NUC 7.22)","SAP NetWeaver Application Server ABAP (7.22EXT)","SAP NetWeaver Application Server ABAP (KRNL64UC 7.22)","SAP NetWeaver Application Server ABAP (7.53)","SAP NetWeaver Application Server ABAP (KERNEL 7.22)","SAP NetWeaver Application Server ABAP (7.54)","SAP NetWeaver Application Server ABAP (7.77)","SAP NetWeaver Application Server ABAP (7.89)","SAP NetWeaver Application Server ABAP (7.93)","SAP NetWeaver Application Server ABAP (9.16)","SAP NetWeaver Application Server ABAP (9.18)","SAP NetWeaver Application Server ABAP (9.19)","SAP NetWeaver Application Server ABAP (9.20)"],"_cs_severities":["critical"],"_cs_tags":["cve-2026-44747","memory-corruption","sap","netweaver","abap","out-of-bounds-write"],"_cs_type":"advisory","_cs_vendors":["SAP SE"],"content_html":"\u003cp\u003eCVE-2026-44747 details a critical vulnerability impacting SAP NetWeaver Application Server ABAP across multiple kernel versions, including KRNL64NUC 7.22, KERNEL 7.22, 7.53, 7.54, 7.77, 7.89, 7.93, 9.16, 9.18, 9.19, and 9.20. This flaw, categorized as an out-of-bounds write (CWE-787), allows an authenticated attacker to trigger logical errors within the application's memory management. Successful exploitation results in memory corruption, enabling attackers to gain unauthorized access to sensitive data, modify existing data, or disrupt the availability of the SAP application. The vulnerability poses a significant risk to organizations using affected SAP NetWeaver ABAP systems, with a CVSS v3.1 Base Score of 9.9, indicating high impact on confidentiality, integrity, and availability.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003cstrong\u003eInitial Access\u003c/strong\u003e: An attacker first obtains valid credentials to an affected SAP NetWeaver Application Server ABAP instance through various means, such as credential compromise or insider threats.\u003c/li\u003e\n\u003cli\u003e\u003cstrong\u003eVulnerability Exploitation\u003c/strong\u003e: The authenticated attacker crafts and sends specific inputs or requests that target logical errors in the server's memory management functions.\u003c/li\u003e\n\u003cli\u003e\u003cstrong\u003eMemory Corruption Trigger\u003c/strong\u003e: These crafted inputs cause an out-of-bounds write (CWE-787) within the SAP NetWeaver ABAP application's memory space, leading to memory corruption.\u003c/li\u003e\n\u003cli\u003e\u003cstrong\u003eUnauthorized Data Access\u003c/strong\u003e: The attacker leverages the corrupted memory to read sensitive or confidential data stored within the application's process memory.\u003c/li\u003e\n\u003cli\u003e\u003cstrong\u003eData Modification\u003c/strong\u003e: Alternatively, the attacker may write to unauthorized memory locations to alter critical application data, configurations, or system parameters.\u003c/li\u003e\n\u003cli\u003e\u003cstrong\u003eSystem Unavailability\u003c/strong\u003e: In severe cases, the memory corruption can lead to the instability, crash, or complete denial of service for the SAP NetWeaver Application Server ABAP instance.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-44747 has a severe impact on the affected SAP NetWeaver Application Server ABAP. Attackers can achieve unauthorized access to confidential business data, modify crucial operational information, or render the system completely unavailable. This directly compromises the confidentiality, integrity, and availability of critical business processes and data managed by the SAP system. For organizations relying on these systems, this could lead to significant financial losses, operational disruption, regulatory penalties, and reputational damage.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePatch CVE-2026-44747 on all affected SAP NetWeaver Application Server ABAP instances immediately by applying the security updates provided by SAP SE, as referenced in the SAP security notes.\u003c/li\u003e\n\u003cli\u003eImplement strong authentication policies and monitor for unusual login attempts to mitigate the \u0026quot;authenticated attacker\u0026quot; component of the attack chain.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-07-14T01:18:54Z","date_published":"2026-07-14T01:18:54Z","id":"https://feed.craftedsignal.io/briefs/2026-07-cve-2026-44747-sap-netweaver/","summary":"An authenticated attacker can exploit CVE-2026-44747, an out-of-bounds write vulnerability in SAP NetWeaver Application Server ABAP, to cause memory corruption leading to unauthorized data access, modification, or system unavailability, severely impacting confidentiality, integrity, and availability.","title":"Exploitation of CVE-2026-44747 in SAP NetWeaver ABAP via Memory Corruption","url":"https://feed.craftedsignal.io/briefs/2026-07-cve-2026-44747-sap-netweaver/"}],"language":"en","title":"CraftedSignal Threat Feed - SAP NetWeaver Application Server ABAP (7.89)","version":"https://jsonfeed.org/version/1.1"}