{"id":"CVE-2026-27671","aliases":["EUVD-2026-35278","GHSA-rvg2-xqmh-v3qw"],"status":"published","title":"Memory Corruption vulnerability in Application Server ABAP of SAP NetWeaver and ABAP Platform","description":"Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00437,"percentile":0.38259,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-06-09T00:20:04Z","modified":"2026-07-23T08:10:00Z","products":[{"vendor":"sap_se","product":"sap netweaver as abap and abap platform"}],"references":[{"url":"https://me.sap.com/notes/3717897"},{"url":"https://url.sap/sapsecuritypatchday"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27671"},{"url":"https://github.com/advisories/GHSA-rvg2-xqmh-v3qw"}],"sources":{"cve":[{"id":"CVE-2026-27671","title":"Memory Corruption vulnerability in Application Server ABAP of SAP NetWeaver and ABAP Platform","description":"Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application.","status":"published","published":"2026-06-09T00:20:04.299Z","modified":"2026-06-09T13:03:56.011Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:19:48.826324Z"}],"euvd":[{"id":"EUVD-2026-35278","description":"Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application.","status":"published","published":"2026-06-09T00:20:04Z","modified":"2026-06-09T13:03:56Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:20:48.012898Z"}],"ghsa":[{"id":"GHSA-rvg2-xqmh-v3qw","title":"Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of...","description":"Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application.","status":"published","published":"2026-06-09T03:31:40Z","modified":"2026-06-09T03:31:41Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:08:39.337223Z"}],"nvd":[{"id":"CVE-2026-27671","description":"Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead to a high impact on the confidentiality, integrity, and availability of the application.","status":"published","published":"2026-06-09T01:16:45.903Z","modified":"2026-07-23T08:10:00.137Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:22.73178Z"}]}}