CVE-2026-67596 CSL 1010 M2M 3G WiFi Module 2.2.1.4 Weak Encryption via Router.cfg

CSL 1010 M2M 3G WiFi Module firmware through 2.2.1.4 contains a weak encryption vulnerability that allows unauthenticated attackers to recover all stored secrets in plaintext by reversing a single-byte XOR cipher with a static key applied to the configuration backup file. Attackers can trivially...