PT-2026-104029 · Thales · Connect

CVE-2026-18397

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Published

2026-10-01

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Updated

2026-10-02

CVSS v4.0

9.4

Critical

VectorAV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
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.
The attack leverages an unrestricted messaging interface between an attacker-controlled web page and the native host, allowing malicious input to bypass security checks.

Fix

RCE

Unchecked Return Value

Improper Verification of Cryptographic Signature

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Weakness Enumeration

Related Identifiers

CVE-2026-18397

Affected Products

Connect