{"id":"CVE-2026-18397","title":"This vulnerability enables unauthenticated remote code execution (RCE) on a victim's machine by exploiting a combination of cryptographic weaknesses and memory management issues in the SConnect native host component.\n\nThe attack leverage…","summary":"This vulnerability enables unauthenticated remote code execution (RCE) on a victim's machine by exploiting a combination of cryptographic weaknesses and memory management issues in the SConnect native host component.\n\nThe attack leverage…","severity":"critical","cvss":9.4,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","cwe":["CWE-130","CWE-252","CWE-347","CWE-457"],"vendor":"Thales","product":"SConnect","affected":["SConnect < 2.16.1.0"],"published":"2026-10-01","updated":"2026-10-01","sourceUpdated":"2026-10-01T22:17:01.220","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-18397","references":[{"url":"https://www.thalesgroup.com/en/product-security-incident-response","label":"psirt@thalesgroup.com"}],"tags":["nvd","cve.org"],"cvssSource":"cna","ingestedAt":"2026-10-01T23:03:32.770Z","slug":"CVE-2026-18397","body":"## Overview\n\nThis vulnerability enables unauthenticated remote code execution (RCE) on a victim's machine by exploiting a combination of cryptographic weaknesses and memory management issues in the SConnect native host component.\n\nThe attack leverages an unrestricted messaging interface between an attacker-controlled web page and the native host, allowing malicious input to bypass security checks.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":51.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}