CVE-2026-76852 [HIGH] – Netcore NR268 firmware version 1.7.121109 has an improper integrity verification flaw in m

Netcore NR268 firmware version 1.7.121109 has an improper integrity verification flaw in mtd_write allowing forged firmware authenticity checks. Attackers can exploit put_file.cgi and check_image_uuid.c to bypass firmware signature validation and load unauthorized firmware images.